From c5282c3479294f8d1c3ce310585aa9e3a8c4f4d7 Mon Sep 17 00:00:00 2001
From: Allan Sandfeld Jensen <allan.jensen@qt.io>
Date: Mon, 20 Mar 2017 13:50:46 +0100
Subject: [PATCH] Remove gyp handling

Remove now dead GYP related code.

Change-Id: I7d5b8f28f8925e553211dc88acd571b605ffe80d
Reviewed-by: Michal Klocek <michal.klocek@qt.io>
---
 src/buildtools/buildtools.pro                 |  12 +-
 src/core/chrome_qt.gyp                        | 191 -----------
 src/core/config/common.pri                    | 130 +++-----
 src/core/config/desktop_linux.pri             |  39 +--
 src/core/config/embedded_linux.gypi           |   9 -
 src/core/config/embedded_linux.pri            |  68 +---
 src/core/config/embedded_qnx.gypi             |   9 -
 src/core/config/linux.pri                     | 314 +++++++-----------
 src/core/config/mac_osx.pri                   |  56 +---
 src/core/config/windows.gypi                  |   8 -
 src/core/config/windows.pri                   |  65 ----
 src/core/core.pro                             |  90 ++---
 src/core/core_generator.pro                   |  22 +-
 src/core/core_gyp_config.pri                  |   5 -
 src/core/core_module.pro                      |  57 ++--
 src/core/gyp_configure_host.pro               |  16 -
 src/core/gyp_configure_target.pro             |  36 --
 src/core/gyp_run.pro                          | 176 ----------
 src/core/qtwebengine.gypi                     | 148 ---------
 src/core/qtwebengine_extras.gypi              | 129 -------
 src/core/resources/grit_action.gypi           |  41 ---
 src/core/resources/repack_locales.gypi        |  26 --
 src/core/resources/repack_resources.gypi      |  16 -
 src/core/resources/resources.gyp              |  96 ------
 .../qwebengine_convert_dict.pro               |  34 +-
 tools/buildscripts/gyp_qtwebengine            | 178 ----------
 tools/qmake/mkspecs/features/configure.prf    |   6 +-
 27 files changed, 294 insertions(+), 1683 deletions(-)
 delete mode 100644 src/core/chrome_qt.gyp
 delete mode 100644 src/core/config/embedded_linux.gypi
 delete mode 100644 src/core/config/embedded_qnx.gypi
 delete mode 100644 src/core/config/windows.gypi
 delete mode 100644 src/core/core_gyp_config.pri
 delete mode 100644 src/core/gyp_configure_host.pro
 delete mode 100644 src/core/gyp_configure_target.pro
 delete mode 100644 src/core/gyp_run.pro
 delete mode 100644 src/core/qtwebengine.gypi
 delete mode 100644 src/core/qtwebengine_extras.gypi
 delete mode 100644 src/core/resources/grit_action.gypi
 delete mode 100644 src/core/resources/repack_locales.gypi
 delete mode 100644 src/core/resources/repack_resources.gypi
 delete mode 100644 src/core/resources/resources.gyp
 delete mode 100755 tools/buildscripts/gyp_qtwebengine

diff --git a/src/buildtools/buildtools.pro b/src/buildtools/buildtools.pro
index bbf8bd610..8985bbb25 100644
--- a/src/buildtools/buildtools.pro
+++ b/src/buildtools/buildtools.pro
@@ -3,11 +3,9 @@ TEMPLATE = subdirs
 ninja.file = ninja.pro
 SUBDIRS += ninja
 
-use?(gn) {
-    gn.file = gn.pro
-    gn.depends = ninja
-    SUBDIRS += gn
-}
+gn.file = gn.pro
+gn.depends = ninja
+SUBDIRS += gn
 
 linux {
     # configure_host.pro and configure_target.pro are phony pro files that
@@ -16,9 +14,7 @@ linux {
     configure_host.file = configure_host.pro
     configure_target.file = configure_target.pro
     configure_target.depends = configure_host
+    gn.depends += configure_target
 
-    use?(gn) {
-        gn.depends += configure_target
-    }
     SUBDIRS += configure_host configure_target
 }
diff --git a/src/core/chrome_qt.gyp b/src/core/chrome_qt.gyp
deleted file mode 100644
index 89f1fe188..000000000
--- a/src/core/chrome_qt.gyp
+++ /dev/null
@@ -1,191 +0,0 @@
-{
-  'variables': {
-    'grit_out_dir': '<(SHARED_INTERMEDIATE_DIR)/chrome',
-    'chrome_spellchecker_sources': [
-    '<(DEPTH)/chrome/browser/spellchecker/feedback.cc',
-    '<(DEPTH)/chrome/browser/spellchecker/feedback.h',
-    '<(DEPTH)/chrome/browser/spellchecker/feedback_sender.cc',
-    '<(DEPTH)/chrome/browser/spellchecker/feedback_sender.h',
-    '<(DEPTH)/chrome/browser/spellchecker/misspelling.cc',
-    '<(DEPTH)/chrome/browser/spellchecker/misspelling.h',
-    '<(DEPTH)/chrome/browser/spellchecker/spellcheck_action.cc',
-    '<(DEPTH)/chrome/browser/spellchecker/spellcheck_action.h',
-    '<(DEPTH)/chrome/browser/spellchecker/spellcheck_custom_dictionary.cc',
-    '<(DEPTH)/chrome/browser/spellchecker/spellcheck_custom_dictionary.h',
-    '<(DEPTH)/chrome/browser/spellchecker/spellcheck_factory.cc',
-    '<(DEPTH)/chrome/browser/spellchecker/spellcheck_factory.h',
-    '<(DEPTH)/chrome/browser/spellchecker/spellcheck_host_metrics.cc',
-    '<(DEPTH)/chrome/browser/spellchecker/spellcheck_host_metrics.h',
-    '<(DEPTH)/chrome/browser/spellchecker/spellcheck_hunspell_dictionary.cc',
-    '<(DEPTH)/chrome/browser/spellchecker/spellcheck_hunspell_dictionary.h',
-    '<(DEPTH)/chrome/browser/spellchecker/spellcheck_message_filter.cc',
-    '<(DEPTH)/chrome/browser/spellchecker/spellcheck_message_filter.h',
-    '<(DEPTH)/chrome/browser/spellchecker/spellcheck_message_filter_platform.h',
-    '<(DEPTH)/chrome/browser/spellchecker/spellcheck_message_filter_platform_mac.cc',
-    '<(DEPTH)/chrome/browser/spellchecker/spellcheck_platform_mac.mm',
-    '<(DEPTH)/chrome/browser/spellchecker/spellcheck_service.cc',
-    '<(DEPTH)/chrome/browser/spellchecker/spellcheck_service.h',
-    '<(DEPTH)/chrome/browser/spellchecker/spelling_service_client.cc',
-    '<(DEPTH)/chrome/browser/spellchecker/spelling_service_client.h',
-    '<(DEPTH)/chrome/browser/spellchecker/word_trimmer.cc',
-    '<(DEPTH)/chrome/browser/spellchecker/word_trimmer.h',
-    '<(DEPTH)/chrome/common/common_message_generator.cc',
-    '<(DEPTH)/chrome/common/pref_names.cc',
-    '<(DEPTH)/chrome/common/pref_names.h',
-    '<(DEPTH)/chrome/common/spellcheck_bdict_language.h',
-    '<(DEPTH)/chrome/common/spellcheck_common.cc',
-    '<(DEPTH)/chrome/common/spellcheck_common.h',
-    '<(DEPTH)/chrome/common/spellcheck_marker.h',
-    '<(DEPTH)/chrome/common/spellcheck_messages.h',
-    '<(DEPTH)/chrome/common/spellcheck_result.h',
-    '<(DEPTH)/chrome/renderer/spellchecker/custom_dictionary_engine.cc',
-    '<(DEPTH)/chrome/renderer/spellchecker/custom_dictionary_engine.h',
-    '<(DEPTH)/chrome/renderer/spellchecker/hunspell_engine.cc',
-    '<(DEPTH)/chrome/renderer/spellchecker/hunspell_engine.h',
-    '<(DEPTH)/chrome/renderer/spellchecker/platform_spelling_engine.cc',
-    '<(DEPTH)/chrome/renderer/spellchecker/platform_spelling_engine.h',
-    '<(DEPTH)/chrome/renderer/spellchecker/spellcheck.cc',
-    '<(DEPTH)/chrome/renderer/spellchecker/spellcheck.h',
-    '<(DEPTH)/chrome/renderer/spellchecker/spellcheck_language.cc',
-    '<(DEPTH)/chrome/renderer/spellchecker/spellcheck_language.h',
-    '<(DEPTH)/chrome/renderer/spellchecker/spellcheck_provider.cc',
-    '<(DEPTH)/chrome/renderer/spellchecker/spellcheck_provider.h',
-    '<(DEPTH)/chrome/renderer/spellchecker/spellcheck_worditerator.cc',
-    '<(DEPTH)/chrome/renderer/spellchecker/spellcheck_worditerator.h',
-    '<(DEPTH)/chrome/renderer/spellchecker/spelling_engine.h',
-    ]
-  },
-  'targets': [
-    {
-      'target_name': 'chrome_qt',
-      'type': 'static_library',
-      'dependencies': [
-          'chrome_resources',
-          '<(chromium_src_dir)/components/components_resources.gyp:components_resources',
-          '<(chromium_src_dir)/components/components_strings.gyp:components_strings',
-      ],
-      'include_dirs': [
-        './',
-        '<(chromium_src_dir)',
-        '<(chromium_src_dir)/skia/config',
-        '<(chromium_src_dir)/third_party/skia/include/core',
-      ],
-      'sources': [
-        '<(DEPTH)/chrome/browser/media/desktop_media_list.h',
-        '<(DEPTH)/chrome/browser/media/desktop_streams_registry.cc',
-        '<(DEPTH)/chrome/browser/media/desktop_streams_registry.h',
-        '<(DEPTH)/chrome/browser/profiles/profile.cc',
-        '<(DEPTH)/chrome/browser/profiles/profile.h',
-        '<(DEPTH)/chrome/common/chrome_switches.cc',
-        '<(DEPTH)/chrome/common/chrome_switches.h',
-        '<(DEPTH)/components/prefs/testing_pref_store.cc',
-        '<(DEPTH)/components/prefs/testing_pref_store.h',
-        '<(DEPTH)/extensions/common/constants.cc',
-        '<(DEPTH)/extensions/common/constants.h',
-        '<(DEPTH)/extensions/common/url_pattern.cc',
-        '<(DEPTH)/extensions/common/url_pattern.h',
-      ],
-      'conditions': [
-        ['OS == "win"', {
-          # crbug.com/167187 fix size_t to int truncations
-          'msvs_disabled_warnings': [4267, ],
-        }],
-        ['enable_plugins==1', {
-          'sources': [
-            '<(DEPTH)/chrome/browser/renderer_host/pepper/pepper_flash_clipboard_message_filter.cc',
-            '<(DEPTH)/chrome/browser/renderer_host/pepper/pepper_flash_clipboard_message_filter.h',
-            '<(DEPTH)/chrome/renderer/pepper/pepper_flash_font_file_host.cc',
-            '<(DEPTH)/chrome/renderer/pepper/pepper_flash_font_file_host.h',
-            '<(DEPTH)/chrome/renderer/pepper/pepper_shared_memory_message_filter.cc',
-            '<(DEPTH)/chrome/renderer/pepper/pepper_shared_memory_message_filter.h',
-          ],
-        }],
-        ['enable_pdf==1', {
-          'dependencies': [
-            '<(chromium_src_dir)/pdf/pdf.gyp:pdf',
-            '<(chromium_src_dir)/components/components.gyp:pdf_renderer',
-            '<(chromium_src_dir)/components/components.gyp:pdf_browser',
-          ],
-        }],
-        ['enable_spellcheck==1', {
-          'sources': [ '<@(chrome_spellchecker_sources)' ],
-          'include_dirs': [
-            '<(chromium_src_dir)/third_party/WebKit',
-          ],
-          'dependencies': [
-            '<(chromium_src_dir)/chrome/tools/convert_dict/convert_dict.gyp:convert_dict',
-            '<(chromium_src_dir)/third_party/hunspell/hunspell.gyp:hunspell',
-            '<(chromium_src_dir)/third_party/icu/icu.gyp:icui18n',
-            '<(chromium_src_dir)/third_party/icu/icu.gyp:icuuc',
-          ],
-          'defines': [
-              '__STDC_CONSTANT_MACROS',
-              '__STDC_FORMAT_MACROS',
-          ],
-          'conditions': [
-            [ 'OS != "mac"', {
-              'sources/': [
-                ['exclude', '_mac\\.(cc|cpp|mm?)$'],
-              ],
-            }],
-            ['use_browser_spellchecker==0', {
-              'sources!': [
-                '<(DEPTH)/chrome/renderer/spellchecker/platform_spelling_engine.cc',
-                '<(DEPTH)/chrome/renderer/spellchecker/platform_spelling_engine.h',
-                '<(DEPTH)/chrome/browser/spellchecker/spellcheck_message_filter_platform.h',
-                '<(DEPTH)/chrome/browser/spellchecker/spellcheck_message_filter_platform_mac.cc',
-              ],
-            }],
-          ],
-        }],
-        ['enable_basic_printing==1 or enable_print_preview==1', {
-          'sources': [
-            '<(DEPTH)/chrome/browser/printing/print_job.cc',
-            '<(DEPTH)/chrome/browser/printing/print_job.h',
-            '<(DEPTH)/chrome/browser/printing/print_job_manager.cc',
-            '<(DEPTH)/chrome/browser/printing/print_job_manager.h',
-            '<(DEPTH)/chrome/browser/printing/print_job_worker.cc',
-            '<(DEPTH)/chrome/browser/printing/print_job_worker.h',
-            '<(DEPTH)/chrome/browser/printing/print_job_worker_owner.cc',
-            '<(DEPTH)/chrome/browser/printing/print_job_worker_owner.h',
-            '<(DEPTH)/chrome/browser/printing/printer_query.cc',
-            '<(DEPTH)/chrome/browser/printing/printer_query.h',
-          ],
-          'dependencies': [
-            '<(chromium_src_dir)/mojo/mojo_public.gyp:mojo_cpp_bindings',
-          ],
-          'include_dirs': [
-            '<(chromium_src_dir)/extensions',
-          ],
-        }],
-      ],
-    },
-    {
-      'target_name': 'chrome_resources',
-      'type': 'none',
-      'actions': [
-        {
-          'action_name': 'generated_resources',
-          'variables': {
-            'grit_grd_file': '<(chromium_src_dir)/chrome/app/generated_resources.grd',
-          },
-          'includes': [ 'resources/grit_action.gypi' ],
-        },
-        {
-          'action_name': 'chromium_strings.grd',
-          'variables': {
-            'grit_grd_file': '<(chromium_src_dir)/chrome/app/chromium_strings.grd',
-          },
-          'includes': [ 'resources/grit_action.gypi' ],
-        },
-        {
-          'action_name': 'renderer_resources',
-          'variables': {
-            'grit_grd_file': '<(chromium_src_dir)/chrome/renderer/resources/renderer_resources.grd',
-          },
-          'includes': [ 'resources/grit_action.gypi' ],
-        },
-      ]
-    },
-  ],
-}
diff --git a/src/core/config/common.pri b/src/core/config/common.pri
index f87eca6e5..c39c1f1c0 100644
--- a/src/core/config/common.pri
+++ b/src/core/config/common.pri
@@ -1,95 +1,57 @@
 # Shared configuration for all our supported platforms
 
-use?(gn) {
-    gn_args += \
-        use_qt=true \
-        is_component_build=false \
-        is_shared=true \
-        enable_media_router=false \
-        enable_nacl=false \
-        enable_remoting=false \
-        enable_web_speech=false \
-        use_experimental_allocator_shim=false \
-        use_allocator=\"none\" \
-        v8_use_external_startup_data=false \
-        treat_warnings_as_errors=false
-
-    use?(printing) {
-        gn_args += enable_basic_printing=true enable_print_preview=true
-    } else {
-        gn_args += enable_basic_printing=false enable_print_preview=false
-    }
-
-    use?(pdf) {
-        gn_args += enable_pdf=true
-    } else {
-        gn_args += enable_pdf=false
-    }
-
-    use?(pepper_plugins) {
-        gn_args += enable_plugins=true enable_widevine=true
-    } else {
-        gn_args += enable_plugins=false enable_widevine=false
-    }
-
-    use?(spellchecker) {
-        gn_args += enable_spellcheck=true
-    } else {
-        gn_args += enable_spellcheck=false
-    }
-
-    use?(webrtc) {
-        gn_args += enable_webrtc=true
-    } else {
-        gn_args += enable_webrtc=false
-    }
-
-    use?(proprietary_codecs): gn_args += proprietary_codecs=true ffmpeg_branding=\"Chrome\"
-
-    CONFIG(release, debug|release) {
-        force_debug_info: gn_args += symbol_level=1
-        else: gn_args += symbol_level=0
-    }
-
-    !webcore_debug: gn_args += remove_webcore_debug_symbols=true
-    !v8base_debug: gn_args += remove_v8base_debug_symbols=true
+gn_args += \
+    use_qt=true \
+    is_component_build=false \
+    is_shared=true \
+    enable_media_router=false \
+    enable_nacl=false \
+    enable_remoting=false \
+    enable_web_speech=false \
+    use_experimental_allocator_shim=false \
+    use_allocator=\"none\" \
+    v8_use_external_startup_data=false \
+    treat_warnings_as_errors=false
+
+use?(printing) {
+    gn_args += enable_basic_printing=true enable_print_preview=true
+} else {
+    gn_args += enable_basic_printing=false enable_print_preview=false
+}
 
-    # Compiling with -Os makes a huge difference in binary size
-    contains(WEBENGINE_CONFIG, reduce_binary_size): gn_args += optimize_for_size=true
+use?(pdf) {
+    gn_args += enable_pdf=true
+} else {
+    gn_args += enable_pdf=false
+}
 
+use?(pepper_plugins) {
+    gn_args += enable_plugins=true enable_widevine=true
 } else {
-    # Trigger Qt-specific build conditions.
-    GYP_CONFIG += use_qt=1
-    # We do not want to ship more external binary blobs, so let v8 embed its startup data.
-    GYP_CONFIG += v8_use_external_startup_data=0
-    # WebSpeech requires Google API keys and adds dependencies on speex and flac.
-    GYP_CONFIG += enable_web_speech=0
-    # We do not use or even include the extensions
-    GYP_CONFIG += enable_extensions=0
+    gn_args += enable_plugins=false enable_widevine=false
+}
 
-    sanitize_address: GYP_CONFIG += asan=1
-    sanitize_thread: GYP_CONFIG += tsan=1
-    sanitize_memory: GYP_CONFIG += msan=1
-    sanitize_undefined: GYP_CONFIG += ubsan=1
+use?(spellchecker) {
+    gn_args += enable_spellcheck=true
+} else {
+    gn_args += enable_spellcheck=false
+}
 
-    use?(printing) {
-        GYP_CONFIG += enable_basic_printing=1 enable_print_preview=1
-    } else {
-        GYP_CONFIG += enable_basic_printing=0 enable_print_preview=0
-    }
+use?(webrtc) {
+    gn_args += enable_webrtc=true
+} else {
+    gn_args += enable_webrtc=false
+}
 
-    use?(pdf) {
-        GYP_CONFIG += enable_pdf=1
-    } else {
-        GYP_CONFIG += enable_pdf=0
-    }
+use?(proprietary_codecs): gn_args += proprietary_codecs=true ffmpeg_branding=\"Chrome\"
 
-    use?(pepper_plugins) {
-        GYP_CONFIG += enable_plugins=1 enable_widevine=1
-    } else {
-        GYP_CONFIG += enable_plugins=0 enable_widevine=0
-    }
+CONFIG(release, debug|release) {
+    force_debug_info: gn_args += symbol_level=1
+    else: gn_args += symbol_level=0
 }
 
-use?(webrtc): GYP_CONFIG += enable_webrtc=1
-else: GYP_CONFIG += enable_webrtc=0
+!webcore_debug: gn_args += remove_webcore_debug_symbols=true
+!v8base_debug: gn_args += remove_v8base_debug_symbols=true
+
+# Compiling with -Os makes a huge difference in binary size
+contains(WEBENGINE_CONFIG, reduce_binary_size): gn_args += optimize_for_size=true
diff --git a/src/core/config/desktop_linux.pri b/src/core/config/desktop_linux.pri
index e6b11d290..9918e1bb2 100644
--- a/src/core/config/desktop_linux.pri
+++ b/src/core/config/desktop_linux.pri
@@ -1,32 +1,13 @@
 include(linux.pri)
 
-use?(gn) {
-    gn_args += \
-        use_sysroot=false \
-        enable_session_service=false \
-        enable_notifications=false \
-        toolkit_views=false
-
-    use?(icecc) {
-        gn_args += use_debug_fission=false
-    }
-    !use_gold_linker: gn_args += use_gold=false
-
-} else {
-
-    GYP_ARGS += "-D qt_os=\"desktop_linux\""
-
-    GYP_CONFIG += \
-        desktop_linux=1
-
-    clang {
-        GYP_CONFIG += werror=
-        clang_full_path = $$which($${QMAKE_CXX})
-        # Remove the "/bin/clang++" part.
-        clang_prefix = $$section(clang_full_path, /, 0, -3)
-        GYP_CONFIG += clang=1 host_clang=1 clang_use_chrome_plugins=0 make_clang_dir=$${clang_prefix}
-        linux-clang-libc++: GYP_CONFIG += use_system_libcxx=1
-    } else {
-        GYP_CONFIG += clang=0 host_clang=0
-    }
+gn_args += \
+    use_sysroot=false \
+    enable_session_service=false \
+    enable_notifications=false \
+    toolkit_views=false
+
+use?(icecc) {
+    gn_args += use_debug_fission=false
 }
+
+!use_gold_linker: gn_args += use_gold=false
diff --git a/src/core/config/embedded_linux.gypi b/src/core/config/embedded_linux.gypi
deleted file mode 100644
index f192243ce..000000000
--- a/src/core/config/embedded_linux.gypi
+++ /dev/null
@@ -1,9 +0,0 @@
-{
-  'target_defaults': {
-    # patterns used to exclude chromium files from the build when we have a drop-in replacement
-    'sources/': [
-      # We are using gl_context_qt.cc instead.
-      ['exclude', 'gl_context_ozone.cc$'],
-    ],
-  },
-}
diff --git a/src/core/config/embedded_linux.pri b/src/core/config/embedded_linux.pri
index 11ed3e310..d5f6d4bf5 100644
--- a/src/core/config/embedded_linux.pri
+++ b/src/core/config/embedded_linux.pri
@@ -1,58 +1,18 @@
-GYP_ARGS += "-D qt_os=\"embedded_linux\" -I config/embedded_linux.gypi"
-
 include(linux.pri)
 
-use?(gn) {
-    gn_args += \
-        is_desktop_linux=false \
-        use_gold=false \
-        use_ozone=true \
-        use_sysroot=false \
-        enable_session_service=false \
-        enable_notifications=false \
-        ozone_auto_platforms=false \
-        ozone_platform_headless=true \
-        ozone_platform_external=true \
-        ozone_platform=\"qt\" \
-        toolkit_views=false
+gn_args += \
+    is_desktop_linux=false \
+    use_gold=false \
+    use_ozone=true \
+    use_sysroot=false \
+    enable_session_service=false \
+    enable_notifications=false \
+    ozone_auto_platforms=false \
+    ozone_platform_headless=true \
+    ozone_platform_external=true \
+    ozone_platform=\"qt\" \
+    toolkit_views=false
 
-    use?(icecc) {
-        gn_args += use_debug_fission=false
-    }
+use?(icecc) {
+    gn_args += use_debug_fission=false
 }
-
-GYP_CONFIG += \
-    clang=0 \
-    desktop_linux=0 \
-    disable_nacl=1 \
-    embedded=1 \
-    enable_autofill_dialog=0 \
-    enable_automation=0 \
-    enable_captive_portal_detection=0 \
-    enable_extensions=0 \
-    enable_google_now=0 \
-    enable_language_detection=0 \
-    enable_managed_users=0 \
-    enable_plugin_installation=0 \
-    enable_session_service=0 \
-    enable_task_manager=0 \
-    enable_themes=0 \
-    gtest_target_type=none \
-    host_clang=0 \
-    notifications=0 \
-    ozone_auto_platforms=0 \
-    ozone_platform_dri=0 \
-    ozone_platform_test=0 \
-    p2p_apis=0 \
-    safe_browsing=0 \
-    toolkit_views=1 \
-    use_custom_freetype=0 \
-    use_libpci=0 \
-    use_ozone=1 \
-    use_system_fontconfig=1 \
-    use_x11=0 \
-    v8_use_snapshot=false \
-    want_separate_host_toolset=1 \
-    angle_enable_gl=0
-
-WEBENGINE_CONFIG *= reduce_binary_size
diff --git a/src/core/config/embedded_qnx.gypi b/src/core/config/embedded_qnx.gypi
deleted file mode 100644
index f192243ce..000000000
--- a/src/core/config/embedded_qnx.gypi
+++ /dev/null
@@ -1,9 +0,0 @@
-{
-  'target_defaults': {
-    # patterns used to exclude chromium files from the build when we have a drop-in replacement
-    'sources/': [
-      # We are using gl_context_qt.cc instead.
-      ['exclude', 'gl_context_ozone.cc$'],
-    ],
-  },
-}
diff --git a/src/core/config/linux.pri b/src/core/config/linux.pri
index 950e4e4b4..84ce73bfa 100644
--- a/src/core/config/linux.pri
+++ b/src/core/config/linux.pri
@@ -2,215 +2,149 @@ include(common.pri)
 include($$QTWEBENGINE_OUT_ROOT/qtwebengine-config.pri)
 QT_FOR_CONFIG += gui-private webengine-private
 
-use?(gn) {
+gn_args += \
+    use_cups=false \
+    use_gconf=false \
+    use_gio=false \
+    use_gnome_keyring=false \
+    use_kerberos=false \
+    linux_use_bundled_binutils=false
+
+use?(nss) {
     gn_args += \
-        use_cups=false \
-        use_gconf=false \
-        use_gio=false \
-        use_gnome_keyring=false \
-        use_kerberos=false \
-        linux_use_bundled_binutils=false
-
-    use?(nss) {
-        gn_args += \
-            use_nss_certs=true \
-            use_openssl_certs=false
-    } else {
-        gn_args += \
-            use_nss_certs=false \
-            use_openssl_certs=true
-    }
-    gcc:!clang: greaterThan(QT_GCC_MAJOR_VERSION, 5): gn_args += no_delete_null_pointer_checks=true
-
-    clang {
-        clang_full_path = $$which($${QMAKE_CXX})
-        # Remove the "/bin/clang++" part.
-        clang_prefix = $$section(clang_full_path, /, 0, -3)
-        gn_args += \
-            is_clang=true \
-            clang_use_chrome_plugins=false \
-            clang_base_path=\"$${clang_prefix}\"
-
-        linux-clang-libc++: gn_args += use_libcxx=true
-    } else {
-        gn_args += \
-            is_clang=false
-    }
+        use_nss_certs=true \
+        use_openssl_certs=false
+} else {
+    gn_args += \
+        use_nss_certs=false \
+        use_openssl_certs=true
+}
+gcc:!clang: greaterThan(QT_GCC_MAJOR_VERSION, 5): gn_args += no_delete_null_pointer_checks=true
 
-    cross_compile:!host_build {
-        TOOLCHAIN_SYSROOT = $$[QT_SYSROOT]
-        !isEmpty(TOOLCHAIN_SYSROOT): gn_args += target_sysroot=\"$${TOOLCHAIN_SYSROOT}\"
-    }
+clang {
+    clang_full_path = $$which($${QMAKE_CXX})
+    # Remove the "/bin/clang++" part.
+    clang_prefix = $$section(clang_full_path, /, 0, -3)
+    gn_args += \
+        is_clang=true \
+        clang_use_chrome_plugins=false \
+        clang_base_path=\"$${clang_prefix}\"
 
-    contains(QT_ARCH, "arm") {
-        # Extract ARM specific compiler options that we have to pass to gn,
-        # but let gn figure out a default if an option is not present.
-        MTUNE = $$extractCFlag("-mtune=.*")
-        !isEmpty(MTUNE): gn_args += arm_tune=\"$$MTUNE\"
+    linux-clang-libc++: gn_args += use_libcxx=true
+} else {
+    gn_args += \
+        is_clang=false
+}
 
-        MFLOAT = $$extractCFlag("-mfloat-abi=.*")
-        !isEmpty(MFLOAT): gn_args += arm_float_abi=\"$$MFLOAT\"
+cross_compile:!host_build {
+    TOOLCHAIN_SYSROOT = $$[QT_SYSROOT]
+    !isEmpty(TOOLCHAIN_SYSROOT): gn_args += target_sysroot=\"$${TOOLCHAIN_SYSROOT}\"
+}
 
-        MARCH = $$extractCFlag("-march=.*")
+contains(QT_ARCH, "arm") {
+    # Extract ARM specific compiler options that we have to pass to gn,
+    # but let gn figure out a default if an option is not present.
+    MTUNE = $$extractCFlag("-mtune=.*")
+    !isEmpty(MTUNE): gn_args += arm_tune=\"$$MTUNE\"
 
-        MARMV = $$replace(MARCH, "armv",)
-        !isEmpty(MARMV) {
-            MARMV = $$split(MARMV,)
-            MARMV = $$member(MARMV, 0)
-            lessThan(MARMV, 6): error("$$MARCH architecture is not supported")
-            gn_args += arm_version=$$MARMV
-        }
+    MFLOAT = $$extractCFlag("-mfloat-abi=.*")
+    !isEmpty(MFLOAT): gn_args += arm_float_abi=\"$$MFLOAT\"
 
-        !lessThan(MARMV, 8) {
-            gn_args += arm_use_neon=true
-        } else {
-            MFPU = $$extractCFlag("-mfpu=.*")
-            !isEmpty(MFPU):contains(MFPU, ".*neon.*") {
-                gn_args += arm_use_neon=true
-            } else {
-                gn_args += arm_use_neon=false
-                # If the toolchain does not explicitly specify to use NEON instructions
-                # we use arm_neon_optional for ARMv7
-                equals(MARMV, 7): gn_args += arm_optionally_use_neon=true
-            }
-        }
+    MARCH = $$extractCFlag("-march=.*")
 
-        if(isEmpty(MARMV)|lessThan(MARMV, 7)):contains(QMAKE_CFLAGS, "-marm"): gn_args += arm_use_thumb=false
-        else: contains(QMAKE_CFLAGS, "-mthumb"): gn_args += arm_use_thumb=true
+    MARMV = $$replace(MARCH, "armv",)
+    !isEmpty(MARMV) {
+        MARMV = $$split(MARMV,)
+        MARMV = $$member(MARMV, 0)
+        lessThan(MARMV, 6): error("$$MARCH architecture is not supported")
+        gn_args += arm_version=$$MARMV
     }
 
-    contains(QT_ARCH, "mips") {
-        MARCH = $$extractCFlag("-march=.*")
-        !isEmpty(MARCH) {
-            equals(MARCH, "mips32r6"): gn_args += mips_arch_variant=\"r6\"
-            else: equals(MARCH, "mips32r2"): gn_args += mips_arch_variant=\"r2\"
-            else: equals(MARCH, "mips32"): gn_args += mips_arch_variant=\"r1\"
+    !lessThan(MARMV, 8) {
+        gn_args += arm_use_neon=true
+    } else {
+        MFPU = $$extractCFlag("-mfpu=.*")
+        !isEmpty(MFPU):contains(MFPU, ".*neon.*") {
+            gn_args += arm_use_neon=true
         } else {
-            contains(QMAKE_CFLAGS, "mips32r6"): gn_args += mips_arch_variant=\"r6\"
-            else: contains(QMAKE_CFLAGS, "mips32r2"): gn_args += mips_arch_variant=\"r2\"
-            else: contains(QMAKE_CFLAGS, "mips32"): gn_args += mips_arch_variant=\"r1\"
+            gn_args += arm_use_neon=false
+            # If the toolchain does not explicitly specify to use NEON instructions
+            # we use arm_neon_optional for ARMv7
+            equals(MARMV, 7): gn_args += arm_optionally_use_neon=true
         }
-
-        contains(QMAKE_CFLAGS, "-mmsa"): gn_args += mips_use_msa=true
-
-        contains(QMAKE_CFLAGS, "-mdsp2"): gn_args += mips_dsp_rev=2
-        else: contains(QMAKE_CFLAGS, "-mdsp"): gn_args += mips_dsp_rev=1
     }
 
-    host_build {
-        gn_args += custom_toolchain=\"$$QTWEBENGINE_OUT_ROOT/src/toolchain:host\"
-        # Don't bother trying to use system libraries in this case
-        gn_args += use_glib=false
-        gn_args += use_system_libffi=false
-    } else {
-        gn_args += custom_toolchain=\"$$QTWEBENGINE_OUT_ROOT/src/toolchain:target\"
-        cross_compile {
-            gn_args += host_toolchain=\"$$QTWEBENGINE_OUT_ROOT/src/toolchain:host\"
-            gn_args += v8_snapshot_toolchain=\"$$QTWEBENGINE_OUT_ROOT/src/toolchain:v8_snapshot\"
-            GN_HOST_CPU = $$gnArch($$QMAKE_HOST.arch)
-            GN_TARGET_CPU = $$gnArch($$QT_ARCH)
-            gn_args += host_cpu=\"$$GN_HOST_CPU\" target_cpu=\"$$GN_TARGET_CPU\"
-        }
-        !contains(QT_CONFIG, no-pkg-config) {
-            # Strip '>2 /dev/null' from $$pkgConfigExecutable()
-            PKGCONFIG = $$first($$list($$pkgConfigExecutable()))
-            gn_args += pkg_config=\"$$PKGCONFIG\"
-        }
+    if(isEmpty(MARMV)|lessThan(MARMV, 7)):contains(QMAKE_CFLAGS, "-marm"): gn_args += arm_use_thumb=false
+    else: contains(QMAKE_CFLAGS, "-mthumb"): gn_args += arm_use_thumb=true
+}
 
-        qtConfig(system-zlib): use?(system_minizip): gn_args += use_system_zlib=true use_system_minizip=true
-        qtConfig(system-png): gn_args += use_system_libpng=true
-        qtConfig(system-jpeg): gn_args += use_system_libjpeg=true
-        use?(system_harfbuzz): gn_args += use_system_harfbuzz=true
-        !use?(glib): gn_args += use_glib=false
-        qtConfig(pulseaudio) {
-            gn_args += use_pulseaudio=true
-        } else {
-            gn_args += use_pulseaudio=false
-        }
-        qtConfig(alsa) {
-            gn_args += use_alsa=true
-        } else {
-            gn_args += use_alsa=false
-        }
-        packagesExist(libffi): gn_args += use_system_libffi=true
-        else: gn_args += use_system_libffi=false
-        !packagesExist(libpci): gn_args += use_libpci=false
-        !packagesExist(xscrnsaver): gn_args += use_xscrnsaver=false
-
-        use?(system_libevent): gn_args += use_system_libevent=true
-        use?(system_libwebp):  gn_args += use_system_libwebp=true
-        #use?(system_libsrtp):  gn_args += use_system_libsrtp=true
-        use?(system_libxslt):  gn_args += use_system_libxml=true use_system_libxslt=true
-        #use?(system_jsoncpp):  gn_args += use_system_jsoncpp=true
-        use?(system_opus):     gn_args += use_system_opus=true
-        use?(system_snappy):   gn_args += use_system_snappy=true
-        use?(system_vpx):      gn_args += use_system_libvpx=true
-        use?(system_icu):      gn_args += use_system_icu=true icu_use_data_file=false
-        use?(system_ffmpeg):   gn_args += use_system_ffmpeg=true
-        #use?(system_protobuf): gn_args += use_system_protobuf=true
+contains(QT_ARCH, "mips") {
+    MARCH = $$extractCFlag("-march=.*")
+    !isEmpty(MARCH) {
+        equals(MARCH, "mips32r6"): gn_args += mips_arch_variant=\"r6\"
+        else: equals(MARCH, "mips32r2"): gn_args += mips_arch_variant=\"r2\"
+        else: equals(MARCH, "mips32"): gn_args += mips_arch_variant=\"r1\"
+    } else {
+        contains(QMAKE_CFLAGS, "mips32r6"): gn_args += mips_arch_variant=\"r6\"
+        else: contains(QMAKE_CFLAGS, "mips32r2"): gn_args += mips_arch_variant=\"r2\"
+        else: contains(QMAKE_CFLAGS, "mips32"): gn_args += mips_arch_variant=\"r1\"
     }
-}
 
-# linux_use_bundled_gold currently relies on a hardcoded relative path from chromium/src/out/(Release|Debug)
-# Disable it along with the -Wl,--threads flag just in case gold isn't installed on the system.
-GYP_CONFIG += \
-    linux_use_bundled_gold=0 \
-    linux_use_bundled_binutils=0 \
-    linux_use_gold_flags=0 \
-
-GYP_CONFIG += \
-    toolkit_uses_gtk=0 \
-    use_ash=0 \
-    use_aura=1 \
-    use_cairo=0 \
-    use_clipboard_aurax11=0 \
-    use_cups=0 \
-    use_gconf=0 \
-    use_gio=0 \
-    use_gnome_keyring=0 \
-    use_kerberos=0 \
-    use_pango=0 \
-    use_openssl=1 \
-    use_allocator=none \
-    use_experimental_allocator_shim=0
+    contains(QMAKE_CFLAGS, "-mmsa"): gn_args += mips_use_msa=true
 
-use?(nss) {
-    GYP_CONFIG += \
-        use_nss_certs=1 \
-        use_nss_verifier=1 \
-        use_openssl_certs=0
-} else {
-    GYP_CONFIG += \
-        use_nss_certs=0 \
-        use_nss_verifier=0 \
-        use_openssl_certs=1
+    contains(QMAKE_CFLAGS, "-mdsp2"): gn_args += mips_dsp_rev=2
+    else: contains(QMAKE_CFLAGS, "-mdsp"): gn_args += mips_dsp_rev=1
 }
 
-gcc:!clang: greaterThan(QT_GCC_MAJOR_VERSION, 5): GYP_CONFIG += no_delete_null_pointer_checks=1
-
-qtConfig(system-zlib): use?(system_minizip): GYP_CONFIG += use_system_zlib=1
-qtConfig(system-png): GYP_CONFIG += use_system_libpng=1
-qtConfig(system-jpeg): GYP_CONFIG += use_system_libjpeg=1
-qtConfig(system-harfbuzz): use?(system_harfbuzz): GYP_CONFIG += use_system_harfbuzz=1
-!qtConfig(glib): GYP_CONFIG += use_glib=0
-qtConfig(pulseaudio) {
-    GYP_CONFIG += use_pulseaudio=1
-} else {
-    GYP_CONFIG += use_pulseaudio=0
-}
-qtConfig(alsa) {
-    GYP_CONFIG += use_alsa=1
+host_build {
+    gn_args += custom_toolchain=\"$$QTWEBENGINE_OUT_ROOT/src/toolchain:host\"
+    # Don't bother trying to use system libraries in this case
+    gn_args += use_glib=false
+    gn_args += use_system_libffi=false
 } else {
-    GYP_CONFIG += use_alsa=0
+    gn_args += custom_toolchain=\"$$QTWEBENGINE_OUT_ROOT/src/toolchain:target\"
+    cross_compile {
+        gn_args += host_toolchain=\"$$QTWEBENGINE_OUT_ROOT/src/toolchain:host\"
+        gn_args += v8_snapshot_toolchain=\"$$QTWEBENGINE_OUT_ROOT/src/toolchain:v8_snapshot\"
+        GN_HOST_CPU = $$gnArch($$QMAKE_HOST.arch)
+        GN_TARGET_CPU = $$gnArch($$QT_ARCH)
+        gn_args += host_cpu=\"$$GN_HOST_CPU\" target_cpu=\"$$GN_TARGET_CPU\"
+    }
+    !contains(QT_CONFIG, no-pkg-config) {
+        # Strip '>2 /dev/null' from $$pkgConfigExecutable()
+        PKGCONFIG = $$first($$list($$pkgConfigExecutable()))
+        gn_args += pkg_config=\"$$PKGCONFIG\"
+    }
+
+    qtConfig(system-zlib): use?(system_minizip): gn_args += use_system_zlib=true use_system_minizip=true
+    qtConfig(system-png): gn_args += use_system_libpng=true
+    qtConfig(system-jpeg): gn_args += use_system_libjpeg=true
+    use?(system_harfbuzz): gn_args += use_system_harfbuzz=true
+    !use?(glib): gn_args += use_glib=false
+    qtConfig(pulseaudio) {
+        gn_args += use_pulseaudio=true
+    } else {
+        gn_args += use_pulseaudio=false
+    }
+    qtConfig(alsa) {
+        gn_args += use_alsa=true
+    } else {
+        gn_args += use_alsa=false
+    }
+    packagesExist(libffi): gn_args += use_system_libffi=true
+    else: gn_args += use_system_libffi=false
+    !packagesExist(libpci): gn_args += use_libpci=false
+    !packagesExist(xscrnsaver): gn_args += use_xscrnsaver=false
+
+    use?(system_libevent): gn_args += use_system_libevent=true
+    use?(system_libwebp):  gn_args += use_system_libwebp=true
+    #use?(system_libsrtp):  gn_args += use_system_libsrtp=true
+    use?(system_libxslt):  gn_args += use_system_libxml=true use_system_libxslt=true
+    #use?(system_jsoncpp):  gn_args += use_system_jsoncpp=true
+    use?(system_opus):     gn_args += use_system_opus=true
+    use?(system_snappy):   gn_args += use_system_snappy=true
+    use?(system_vpx):      gn_args += use_system_libvpx=true
+    use?(system_icu):      gn_args += use_system_icu=true icu_use_data_file=false
+    use?(system_ffmpeg):   gn_args += use_system_ffmpeg=true
+    #use?(system_protobuf): gn_args += use_system_protobuf=true
 }
-use?(system_libevent): GYP_CONFIG += use_system_libevent=1
-use?(system_libwebp):  GYP_CONFIG += use_system_libwebp=1
-use?(system_libsrtp):  GYP_CONFIG += use_system_libsrtp=1
-use?(system_libxslt):  GYP_CONFIG += use_system_libxml=1
-use?(system_jsoncpp):  GYP_CONFIG += use_system_jsoncpp=1
-use?(system_opus):     GYP_CONFIG += use_system_opus=1
-use?(system_snappy):   GYP_CONFIG += use_system_snappy=1
-use?(system_vpx):      GYP_CONFIG += use_system_libvpx=1
-use?(system_icu):      GYP_CONFIG += use_system_icu=1 icu_use_data_file_flag=0
-use?(system_ffmpeg):   GYP_CONFIG += use_system_ffmpeg=1
-use?(system_protobuf): GYP_CONFIG += use_system_protobuf=1
diff --git a/src/core/config/mac_osx.pri b/src/core/config/mac_osx.pri
index 76890a6a4..cdd1ce7b6 100644
--- a/src/core/config/mac_osx.pri
+++ b/src/core/config/mac_osx.pri
@@ -21,44 +21,22 @@ message("Using clang++ from $${QMAKE_CLANG_PATH}")
 system("$${QMAKE_CLANG_PATH} --version")
 
 
-use?(gn) {
-    gn_args += \
-        is_clang=true \
-        use_sysroot=false \
-        use_kerberos=false \
-        clang_base_path=\"$${QMAKE_CLANG_DIR}\" \
-        clang_use_chrome_plugins=false \
-        mac_deployment_target=\"$${QMAKE_MACOSX_DEPLOYMENT_TARGET}\" \
-        mac_sdk_min=\"$${QMAKE_MAC_SDK_VERSION}\" \
-        toolkit_views=false \
-        use_external_popup_menu=false
-
-    use?(spellchecker) {
-        use?(native_spellchecker): gn_args += use_browser_spellchecker=true
-        else: gn_args += use_browser_spellchecker=false
-    } else {
-        macos: gn_args += use_browser_spellchecker=false
-    }
-
-    use?(appstore_compliant_code): gn_args += appstore_compliant_code=true
-
+gn_args += \
+    is_clang=true \
+    use_sysroot=false \
+    use_kerberos=false \
+    clang_base_path=\"$${QMAKE_CLANG_DIR}\" \
+    clang_use_chrome_plugins=false \
+    mac_deployment_target=\"$${QMAKE_MACOSX_DEPLOYMENT_TARGET}\" \
+    mac_sdk_min=\"$${QMAKE_MAC_SDK_VERSION}\" \
+    toolkit_views=false \
+    use_external_popup_menu=false
+
+use?(spellchecker) {
+    use?(native_spellchecker): gn_args += use_browser_spellchecker=true
+    else: gn_args += use_browser_spellchecker=false
 } else {
-    GYP_CONFIG += \
-        qt_os=\"mac\" \
-        mac_sdk_min=\"$${QMAKE_MAC_SDK_VERSION}\" \
-        mac_deployment_target=\"$${QMAKE_MACOSX_DEPLOYMENT_TARGET}\" \
-        make_clang_dir=\"$${QMAKE_CLANG_DIR}\" \
-        clang_use_chrome_plugins=0
-
-    # Force touch API is used in 49-based Chromium, which is included starting with 10.10.3 SDK, so we
-    # disable the API usage if the SDK version is lower.
-    !isMinOSXSDKVersion(10, 10, 3): GYP_CONFIG += disable_force_touch=1
-
-    # Pass a supported -fstack-protect flag depending on Xcode version.
-    lessThan(QMAKE_XCODE_VERSION, 6.3) {
-      GYP_CONFIG += use_xcode_stack_protector_strong=0
-    }
-
-    QMAKE_MAC_SDK_PATH = "$$eval(QMAKE_MAC_SDK.$${QMAKE_MAC_SDK}.path)"
-    exists($$QMAKE_MAC_SDK_PATH): GYP_CONFIG += mac_sdk_path=\"$${QMAKE_MAC_SDK_PATH}\"
+    macos: gn_args += use_browser_spellchecker=false
 }
+
+use?(appstore_compliant_code): gn_args += appstore_compliant_code=true
diff --git a/src/core/config/windows.gypi b/src/core/config/windows.gypi
deleted file mode 100644
index 0b9842c53..000000000
--- a/src/core/config/windows.gypi
+++ /dev/null
@@ -1,8 +0,0 @@
-{
-  'variables': {
-    'win_use_allocator_shim': 0,
-    'win_release_RuntimeLibrary': 2,
-    'win_debug_RuntimeLibrary': 3,
-    'chrome_multiple_dll': 0,
-  },
-}
diff --git a/src/core/config/windows.pri b/src/core/config/windows.pri
index dddb2e953..bc086277f 100644
--- a/src/core/config/windows.pri
+++ b/src/core/config/windows.pri
@@ -1,5 +1,3 @@
-GYP_ARGS += "-D qt_os=\"win32\" -I config/windows.gypi"
-
 include(common.pri)
 
 gn_args += \
@@ -12,21 +10,6 @@ gn_args += \
     is_multi_dll_chrome=false \
     win_linker_timing=true
 
-GYP_CONFIG += \
-    disable_nacl=1 \
-    remoting=0 \
-    use_ash=0
-
-# Libvpx build needs additional search path on Windows.
-GYP_ARGS += "-D qtwe_chromium_obj_dir=\"$$OUT_PWD/$$getConfigDir()/obj/$${getChromiumSrcDir()}\""
-
-# Use path from environment for perl, bison and gperf instead of values set in WebKit's core.gypi.
-GYP_ARGS += "-D perl_exe=\"perl.exe\" -D bison_exe=\"bison.exe\" -D gperf_exe=\"gperf.exe\""
-
-# Gyp's parallel processing is broken on Windows
-GYP_ARGS += "--no-parallel"
-
-
 isDeveloperBuild() {
     gn_args += \
         is_win_fastlink=true \
@@ -36,52 +19,6 @@ isDeveloperBuild() {
         use_incremental_linking=false
 }
 
-qtConfig(angle) {
-    #FIXME: Expect LIBQTANGLE_NAME to be always set
-    #FIXME: Replace qt_egl_library and qt_glesv2_library into qt_angle_library
-    LIB_EGL=libEGL
-    LIB_GLESV2=libGLESv2
-    !isEmpty(LIBQTANGLE_NAME) {
-        LIB_EGL=$$LIBQTANGLE_NAME
-        LIB_GLESV2=$$LIBQTANGLE_NAME
-    }
-    CONFIG(release, debug|release) {
-        GYP_ARGS += "-D qt_egl_library=\"$${LIB_EGL}.lib\" -D qt_glesv2_library=\"$${LIB_GLESV2}.lib\""
-    } else {
-        GYP_ARGS += "-D qt_egl_library=\"$${LIB_EGL}d.lib\" -D qt_glesv2_library=\"$${LIB_GLESV2}d.lib\""
-    }
-    GYP_ARGS += "-D qt_gl=\"angle\""
-} else {
-    GYP_ARGS += "-D qt_gl=\"opengl\""
-}
-
-defineTest(usingMSVC32BitCrossCompiler) {
-    CL_DIR =
-    for(dir, QMAKE_PATH_ENV) {
-        exists($$dir/cl.exe) {
-            CL_DIR = $$dir
-            break()
-        }
-    }
-    isEmpty(CL_DIR): {
-        warning(Cannot determine location of cl.exe.)
-        return(false)
-    }
-    CL_DIR = $$system_path($$CL_DIR)
-    CL_DIR = $$split(CL_DIR, \\)
-    CL_PLATFORM = $$last(CL_DIR)
-    equals(CL_PLATFORM, amd64_x86): return(true)
-    return(false)
-}
-
-msvc:contains(QT_ARCH, "i386"):!usingMSVC32BitCrossCompiler() {
-    # The 32 bit MSVC linker runs out of memory if we do not remove all debug information.
-    GYP_CONFIG += fastbuild=2
-} else {
-    # Chromium builds with debug info in release by default but Qt doesn't
-    CONFIG(release, debug|release):!force_debug_info: GYP_CONFIG += fastbuild=1
-}
-
 msvc {
     equals(MSVC_VER, 14.0) {
         MSVS_VERSION = 2015
@@ -91,7 +28,6 @@ msvc {
         fatal("Visual Studio compiler version \"$$MSVC_VER\" is not supported by Qt WebEngine")
     }
 
-    GYP_ARGS += "-G msvs_version=$$MSVS_VERSION"
     gn_args += visual_studio_version=$$MSVS_VERSION
 
     SDK_PATH = $$(WINDOWSSDKDIR)
@@ -100,7 +36,6 @@ msvc {
     gn_args += windows_sdk_path=$$shell_quote($$SDK_PATH)
 
     contains(QT_ARCH, "i386"): gn_args += target_cpu=\"x86\"
-    isBuildingOnWin32(): GYP_ARGS += "-D windows_sdk_path=\"C:/Program Files/Windows Kits/10\""
 
 } else {
     fatal("Qt WebEngine for Windows can only be built with the Microsoft Visual Studio C++ compiler")
diff --git a/src/core/core.pro b/src/core/core.pro
index a2f3c3753..85e090ca9 100644
--- a/src/core/core.pro
+++ b/src/core/core.pro
@@ -14,62 +14,34 @@ core_module.depends = core_api
 core_generator.file = core_generator.pro
 core_generator.depends = core_headers
 
-use?(gn) {
-    # core_gn_generator.pro is a dummy .pro file that is used by qmake
-    # to generate our main BUILD.gn file
-
-    core_icu.files = $$OUT_PWD/$$getConfigDir()/icudtl.dat
-    core_icu.path = $$[QT_INSTALL_DATA]/resources
-    core_icu.CONFIG += no_check_exist
-
-    core_locales.files = $$OUT_PWD/$$getConfigDir()/qtwebengine_locales/*.pak
-    core_locales.path = $$[QT_INSTALL_TRANSLATIONS]/qtwebengine_locales
-    core_locales.CONFIG += no_check_exist
-
-    core_resources.files = \
-        $$OUT_PWD/$$getConfigDir()/qtwebengine_resources.pak \
-        $$OUT_PWD/$$getConfigDir()/qtwebengine_resources_100p.pak \
-        $$OUT_PWD/$$getConfigDir()/qtwebengine_resources_200p.pak \
-        $$OUT_PWD/$$getConfigDir()/qtwebengine_devtools_resources.pak
-    core_resources.path = $$[QT_INSTALL_DATA]/resources
-    core_resources.CONFIG += no_check_exist
-    INSTALLS += core_resources core_locales core_icu
-
-    gn_run.file = gn_run.pro
-    gn_run.depends = core_generator
-
-    core_api.depends = gn_run
-
-    SUBDIRS += \
-               core_headers \
-               core_generator \
-               gn_run \
-               core_api \
-               core_module
-} else {
-
-    # gyp_run.pro calls gyp through gyp_qtwebengine on the qmake step, and ninja on the make step.
-    gyp_run.file = gyp_run.pro
-    gyp_run.depends = core_generator
-    core_api.depends = gyp_run
-
-    SUBDIRS += core_headers \
-               core_generator
-
-    !win32 {
-        # gyp_configure_host.pro and gyp_configure_target.pro are phony pro files that
-        # extract things like compiler and linker from qmake
-        # Do not use them on Windows, where Qt already expects the toolchain to be
-        # selected through environment varibles.
-        gyp_configure_host.file = gyp_configure_host.pro
-        gyp_configure_target.file = gyp_configure_target.pro
-        gyp_configure_target.depends = gyp_configure_host
-
-        gyp_run.depends += gyp_configure_host gyp_configure_target
-        SUBDIRS += gyp_configure_host gyp_configure_target
-    }
-
-    SUBDIRS += gyp_run \
-               core_api \
-               core_module
-}
+# core_gn_generator.pro is a dummy .pro file that is used by qmake
+# to generate our main BUILD.gn file
+
+core_icu.files = $$OUT_PWD/$$getConfigDir()/icudtl.dat
+core_icu.path = $$[QT_INSTALL_DATA]/resources
+core_icu.CONFIG += no_check_exist
+
+core_locales.files = $$OUT_PWD/$$getConfigDir()/qtwebengine_locales/*.pak
+core_locales.path = $$[QT_INSTALL_TRANSLATIONS]/qtwebengine_locales
+core_locales.CONFIG += no_check_exist
+
+core_resources.files = \
+    $$OUT_PWD/$$getConfigDir()/qtwebengine_resources.pak \
+    $$OUT_PWD/$$getConfigDir()/qtwebengine_resources_100p.pak \
+    $$OUT_PWD/$$getConfigDir()/qtwebengine_resources_200p.pak \
+    $$OUT_PWD/$$getConfigDir()/qtwebengine_devtools_resources.pak
+core_resources.path = $$[QT_INSTALL_DATA]/resources
+core_resources.CONFIG += no_check_exist
+INSTALLS += core_resources core_locales core_icu
+
+gn_run.file = gn_run.pro
+gn_run.depends = core_generator
+
+core_api.depends = gn_run
+
+SUBDIRS += \
+            core_headers \
+            core_generator \
+            gn_run \
+            core_api \
+            core_module
diff --git a/src/core/core_generator.pro b/src/core/core_generator.pro
index 9c109146f..6f427757c 100644
--- a/src/core/core_generator.pro
+++ b/src/core/core_generator.pro
@@ -1,10 +1,6 @@
 
-use?(gn) {
-    include(core_gn_config.pri)
-    qtConfig(debug_and_release): CONFIG += debug_and_release
-} else {
-    include(core_gyp_config.pri)
-}
+include(core_gn_config.pri)
+qtConfig(debug_and_release): CONFIG += debug_and_release
 
 TEMPLATE = lib
 
@@ -13,15 +9,11 @@ include(core_common.pri)
 macos {
     # This fixes namespace builds on macOS. Specifically namespace ambiguity issues between Qt and
     # Chromium forward declarations of NSString.
-    contains(WEBENGINE_CONFIG, use_gn) {
-      # The single quotes are present so that qmake iteration does not interpret the space as
-      # delimiting a new value, they are removed before writing to the GN file, and  the final shell
-      # quoting is done by GN itself.
-      forward_declaration_macro = "'Q_FORWARD_DECLARE_OBJC_CLASS(name)=class name;'"
-    } else {
-      # For GYP, quoting should be done by qmake itself.
-      forward_declaration_macro = $$shell_quote(\"Q_FORWARD_DECLARE_OBJC_CLASS(name)=class name;\")
-    }
+
+    # The single quotes are present so that qmake iteration does not interpret the space as
+    # delimiting a new value, they are removed before writing to the GN file, and  the final shell
+    # quoting is done by GN itself.
+    forward_declaration_macro = "'Q_FORWARD_DECLARE_OBJC_CLASS(name)=class name;'"
 } else {
     forward_declaration_macro = "Q_FORWARD_DECLARE_OBJC_CLASS=QT_FORWARD_DECLARE_CLASS"
 }
diff --git a/src/core/core_gyp_config.pri b/src/core/core_gyp_config.pri
deleted file mode 100644
index 999d019f9..000000000
--- a/src/core/core_gyp_config.pri
+++ /dev/null
@@ -1,5 +0,0 @@
-CONFIG = gyp_generator $$CONFIG
-GYPFILE = $$OUT_PWD/core_generated.gyp
-GYPINCLUDES += $$PWD/qtwebengine.gypi
-GYPSRCDIR = $$PWD
-
diff --git a/src/core/core_module.pro b/src/core/core_module.pro
index fecee2536..f4f3fb736 100644
--- a/src/core/core_module.pro
+++ b/src/core/core_module.pro
@@ -4,11 +4,10 @@ include(core_common.pri)
 # Needed to set a CFBundleIdentifier
 QMAKE_INFO_PLIST = Info_mac.plist
 
-use?(gn): linking_pri = $$OUT_PWD/$$getConfigDir()/$${TARGET}.pri
-else: linking_pri = $$OUT_PWD/$$getConfigDir()/$${TARGET}_linking.pri
+linking_pri = $$OUT_PWD/$$getConfigDir()/$${TARGET}.pri
 
 !include($$linking_pri) {
-    error("Could not find the linking information that gyp/gn should have generated.")
+    error("Could not find the linking information that gn should have generated.")
 }
 
 load(qt_module)
@@ -19,30 +18,28 @@ api_library_path = $$OUT_PWD/api/$$getConfigDir()
 # Do not precompile any headers. We are only interested in the linker step.
 PRECOMPILED_HEADER =
 
-use?(gn){
-    isEmpty(NINJA_OBJECTS): error("Missing object files from QtWebEngineCore linking pri.")
-    isEmpty(NINJA_LFLAGS): error("Missing linker flags from QtWebEngineCore linking pri")
-    isEmpty(NINJA_ARCHIVES): error("Missing archive files from QtWebEngineCore linking pri")
-    isEmpty(NINJA_LIBS): error("Missing library files from QtWebEngineCore linking pri")
-    NINJA_OBJECTS = $$eval($$list($$NINJA_OBJECTS))
-    # Do manual response file linking for macOS and Linux
-
-    RSP_FILE = $$OUT_PWD/$$getConfigDir()/$${TARGET}.rsp
-    for(object, NINJA_OBJECTS): RSP_CONTENT += $$object
-    write_file($$RSP_FILE, RSP_CONTENT)
-    macos:LIBS_PRIVATE += -Wl,-filelist,$$shell_quote($$RSP_FILE)
-    linux:LIBS_PRIVATE += @$$RSP_FILE
-    # QTBUG-58710 add main rsp file on windows
-    win32:QMAKE_LFLAGS += @$$RSP_FILE
-    linux: LIBS_PRIVATE += -Wl,--start-group $$NINJA_ARCHIVES -Wl,--end-group
-    else: LIBS_PRIVATE += $$NINJA_ARCHIVES
-    LIBS_PRIVATE += $$NINJA_LIB_DIRS $$NINJA_LIBS
-    # GN's LFLAGS doesn't always work across all the Linux configurations we support.
-    # The Windows and macOS ones from GN does provide a few useful flags however
-    linux: QMAKE_LFLAGS += -Wl,--gc-sections -Wl,-O1 -Wl,-z,now -Wl,-z,defs
-    else: QMAKE_LFLAGS += $$NINJA_LFLAGS
-    POST_TARGETDEPS += $$NINJA_TARGETDEPS
-}
+isEmpty(NINJA_OBJECTS): error("Missing object files from QtWebEngineCore linking pri.")
+isEmpty(NINJA_LFLAGS): error("Missing linker flags from QtWebEngineCore linking pri")
+isEmpty(NINJA_ARCHIVES): error("Missing archive files from QtWebEngineCore linking pri")
+isEmpty(NINJA_LIBS): error("Missing library files from QtWebEngineCore linking pri")
+NINJA_OBJECTS = $$eval($$list($$NINJA_OBJECTS))
+# Do manual response file linking for macOS and Linux
+
+RSP_FILE = $$OUT_PWD/$$getConfigDir()/$${TARGET}.rsp
+for(object, NINJA_OBJECTS): RSP_CONTENT += $$object
+write_file($$RSP_FILE, RSP_CONTENT)
+macos:LIBS_PRIVATE += -Wl,-filelist,$$shell_quote($$RSP_FILE)
+linux:LIBS_PRIVATE += @$$RSP_FILE
+# QTBUG-58710 add main rsp file on windows
+win32:QMAKE_LFLAGS += @$$RSP_FILE
+linux: LIBS_PRIVATE += -Wl,--start-group $$NINJA_ARCHIVES -Wl,--end-group
+else: LIBS_PRIVATE += $$NINJA_ARCHIVES
+LIBS_PRIVATE += $$NINJA_LIB_DIRS $$NINJA_LIBS
+# GN's LFLAGS doesn't always work across all the Linux configurations we support.
+# The Windows and macOS ones from GN does provide a few useful flags however
+linux: QMAKE_LFLAGS += -Wl,--gc-sections -Wl,-O1 -Wl,-z,now -Wl,-z,defs
+else: QMAKE_LFLAGS += $$NINJA_LFLAGS
+POST_TARGETDEPS += $$NINJA_TARGETDEPS
 
 
 LIBS_PRIVATE += -L$$api_library_path
@@ -72,11 +69,7 @@ qtConfig(egl): CONFIG += egl
 
 linux:qtConfig(separate_debug_info): QMAKE_POST_LINK="cd $(DESTDIR) && $(STRIP) --strip-unneeded $(TARGET)"
 
-use?(gn) {
-    REPACK_DIR = $$OUT_PWD/$$getConfigDir()
-} else {
-    REPACK_DIR = $$OUT_PWD/$$getConfigDir()/gen/repack
-}
+REPACK_DIR = $$OUT_PWD/$$getConfigDir()
 
 # Duplicated from resources/resources.gyp
 LOCALE_LIST = am ar bg bn ca cs da de el en-GB en-US es-419 es et fa fi fil fr gu he hi hr hu id it ja kn ko lt lv ml mr ms nb nl pl pt-BR pt-PT ro ru sk sl sr sv sw ta te th tr uk vi zh-CN zh-TW
diff --git a/src/core/gyp_configure_host.pro b/src/core/gyp_configure_host.pro
deleted file mode 100644
index eb94cb802..000000000
--- a/src/core/gyp_configure_host.pro
+++ /dev/null
@@ -1,16 +0,0 @@
-# Prevent generating a makefile that attempts to create a lib
-TEMPLATE = aux
-
-# Pick up the host toolchain
-option(host_build)
-
-GYPI_CONTENTS = "{" \
-                "  'make_global_settings': [" \
-                "    ['CC.host', '$$which($$QMAKE_CC)']," \
-                "    ['CXX.host', '$$which($$QMAKE_CXX)']," \
-                "    ['LD.host', '$$which($$QMAKE_LINK)'],"
-
-GYPI_FILE = $$OUT_PWD/qmake_extras.gypi
-!build_pass {
-    write_file($$GYPI_FILE, GYPI_CONTENTS)
-}
diff --git a/src/core/gyp_configure_target.pro b/src/core/gyp_configure_target.pro
deleted file mode 100644
index 2a5996636..000000000
--- a/src/core/gyp_configure_target.pro
+++ /dev/null
@@ -1,36 +0,0 @@
-# Prevent generating a makefile that attempts to create a lib
-TEMPLATE = aux
-
-TOOLCHAIN_INCLUDES = $${QMAKE_INCDIR_EGL} $${INCLUDEPATH} $${QMAKE_INCDIR}
-
-GYPI_CONTENTS += "    ['CC', '$$which($$QMAKE_CC)']," \
-                 "    ['CXX', '$$which($$QMAKE_CXX)']," \
-                 "    ['LD', '$$which($$QMAKE_LINK)'],"
-GYPI_CONTENTS += "  ]," \
-                 "  'target_defaults': {" \
-                 "    'target_conditions': [" \
-                 "      ['_toolset==\"target\"', {" \
-                 "        'include_dirs': ["
-for(includes, TOOLCHAIN_INCLUDES) {
-    GYPI_CONTENTS += "          '$$includes',"
-}
-GYPI_CONTENTS += "        ]," \
-                 "        'cflags': ["
-for(cflag, QT_CFLAGS_DBUS) {
-    GYPI_CONTENTS += "          '$$cflag',"
-}
-GYPI_CONTENTS += "        ]," \
-                 "      }]," \
-                 "    ]," \
-                 "  },"
-
-GYPI_CONTENTS += "}"
-
-GYPI_FILE = $$OUT_PWD/qmake_extras.gypi
-
-!exists($$GYPI_FILE): error("-- $$GYPI_FILE not found --")
-
-# Append to the file already containing the host settings.
-!build_pass {
-    write_file($$GYPI_FILE, GYPI_CONTENTS, append)
-}
diff --git a/src/core/gyp_run.pro b/src/core/gyp_run.pro
deleted file mode 100644
index 2c6aa5069..000000000
--- a/src/core/gyp_run.pro
+++ /dev/null
@@ -1,176 +0,0 @@
-# This .pro file serves a dual purpose:
-# 1) invoking gyp through the gyp_qtwebengine script, which in turn makes use of the generated gypi include files
-# 2) produce a Makefile that will run ninja, and take care of actually building everything.
-
-isQtMinimum(5, 8) {
-    include($$QTWEBENGINE_OUT_ROOT/qtwebengine-config.pri)
-    QT_FOR_CONFIG += webengine-private
-}
-
-TEMPLATE = aux
-
-contains(WEBENGINE_CONFIG, embedded_build) {
-    GYP_ARGS = "-D qt_cross_compile=1"
-    posix: GYP_ARGS += "-D os_posix=1"
-    qnx: include(config/embedded_qnx.pri)
-    linux: include(config/embedded_linux.pri)
-} else {
-    # !cross_compile
-    GYP_ARGS = "-D qt_cross_compile=0"
-    linux: include(config/desktop_linux.pri)
-    mac: include(config/mac_osx.pri)
-    win32: include(config/windows.pri)
-}
-GYP_CONFIG += qtwe_process_name_debug=$$QTWEBENGINEPROCESS_NAME_DEBUG
-GYP_CONFIG += qtwe_process_name_release=$$QTWEBENGINEPROCESS_NAME_RELEASE
-GYP_CONFIG += disable_glibcxx_debug=1
-!contains(QT_CONFIG, no-pkg-config): GYP_ARGS += "-D pkg-config=\"$$pkgConfigExecutable()\""
-
-!webcore_debug: GYP_CONFIG += remove_webcore_debug_symbols=1
-!v8base_debug: GYP_CONFIG += remove_v8base_debug_symbols=1
-
-linux:qtConfig(separate_debug_info): GYP_CONFIG += linux_dump_symbols=1
-
-force_debug_info {
-    win32: GYP_CONFIG += win_release_extra_cflags=-Zi
-    else: GYP_CONFIG += release_extra_cflags=-g
-}
-
-!warnings_are_errors: GYP_CONFIG += disable_fatal_linker_warnings=1
-
-# Copy this logic from qt_module.prf so that ninja can run according
-# to the same rules as the final module linking in core_module.pro.
-!host_build:if(win32|mac):!macx-xcode {
-    qtConfig(debug_and_release): CONFIG += debug_and_release build_all
-}
-
-cross_compile {
-    TOOLCHAIN_SYSROOT = $$[QT_SYSROOT]
-    !isEmpty(TOOLCHAIN_SYSROOT): GYP_CONFIG += sysroot=\"$${TOOLCHAIN_SYSROOT}\"
-
-    # Needed for v8, see chromium/v8/build/toolchain.gypi
-    GYP_CONFIG += CXX=\"$$which($$QMAKE_CXX)\"
-}
-else {
-    GYP_CONFIG += sysroot=\"\"
-}
-
-contains(QT_ARCH, "arm") {
-    GYP_CONFIG += target_arch=arm
-
-    # Extract ARM specific compiler options that we have to pass to gyp,
-    # but let gyp figure out a default if an option is not present.
-    MARCH = $$extractCFlag("-march=.*")
-    !isEmpty(MARCH): GYP_CONFIG += arm_arch=\"$$MARCH\"
-
-    MTUNE = $$extractCFlag("-mtune=.*")
-    !isEmpty(MTUNE): GYP_CONFIG += arm_tune=\"$$MTUNE\"
-
-    MFLOAT = $$extractCFlag("-mfloat-abi=.*")
-    !isEmpty(MFLOAT): GYP_CONFIG += arm_float_abi=\"$$MFLOAT\"
-
-    MARMV = $$replace(MARCH, "armv",)
-    !isEmpty(MARMV) {
-        MARMV = $$split(MARMV,)
-        MARMV = $$member(MARMV, 0)
-        lessThan(MARMV, 6): error("$$MARCH architecture is not supported")
-        GYP_CONFIG += arm_version=\"$$MARMV\"
-    }
-
-    MFPU = $$extractCFlag("-mfpu=.*")
-    !isEmpty(MFPU) {
-        # If the toolchain does not explicitly specify to use NEON instructions
-        # we use arm_neon_optional for ARMv7 and newer and let chromium decide
-        # about the mfpu option.
-        contains(MFPU, ".*neon.*"): GYP_CONFIG += arm_fpu=\"$$MFPU\" arm_neon=1
-        else:!lessThan(MARMV, 7): GYP_CONFIG += arm_neon=0 arm_neon_optional=1
-        else: GYP_CONFIG += arm_fpu=\"$$MFPU\" arm_neon=0 arm_neon_optional=0
-    } else {
-        # Chromium defaults to arm_neon=1, Qt does not.
-        GYP_CONFIG += arm_neon=0
-        !lessThan(MARMV, 7): GYP_CONFIG += arm_neon_optional=1
-    }
-
-    if(isEmpty(MARMV)|lessThan(MARMV, 7)):contains(QMAKE_CFLAGS, "-marm"): GYP_CONFIG += arm_thumb=0
-    contains(QMAKE_CFLAGS, "-mthumb"): GYP_CONFIG += arm_thumb=1
-}
-
-contains(QT_ARCH, "mips") {
-    GYP_CONFIG += target_arch=mipsel
-
-    MARCH = $$extractCFlag("-march=.*")
-    !isEmpty(MARCH) {
-        equals(MARCH, "mips32r6"): GYP_CONFIG += mips_arch_variant=\"r6\"
-        else: equals(MARCH, "mips32r2"): GYP_CONFIG += mips_arch_variant=\"r2\"
-        else: equals(MARCH, "mips32"): GYP_CONFIG += mips_arch_variant=\"r1\"
-    } else {
-        contains(QMAKE_CFLAGS, "mips32r6"): GYP_CONFIG += mips_arch_variant=\"r6\"
-        else: contains(QMAKE_CFLAGS, "mips32r2"): GYP_CONFIG += mips_arch_variant=\"r2\"
-        else: contains(QMAKE_CFLAGS, "mips32"): GYP_CONFIG += mips_arch_variant=\"r1\"
-    }
-
-    contains(QMAKE_CFLAGS, "-mdsp2"): GYP_CONFIG += mips_dsp_rev=2
-    else: contains(QMAKE_CFLAGS, "-mdsp"): GYP_CONFIG += mips_dsp_rev=1
-}
-
-contains(QT_ARCH, "x86_64"): GYP_CONFIG += target_arch=x64
-contains(QT_ARCH, "i386"): GYP_CONFIG += target_arch=ia32
-contains(QT_ARCH, "arm64"): GYP_CONFIG += target_arch=arm64
-contains(QT_ARCH, "mips64"): GYP_CONFIG += target_arch=mips64el
-
-contains(WEBENGINE_CONFIG, use_proprietary_codecs): GYP_CONFIG += proprietary_codecs=1 ffmpeg_branding=Chrome
-contains(WEBENGINE_CONFIG, use_appstore_compliant_code): GYP_CONFIG += appstore_compliant_code=1
-
-# Compiling with -Os makes a huge difference in binary size, and the unwind tables is another big part,
-# but the latter are necessary for useful debug binaries.
-contains(WEBENGINE_CONFIG, reduce_binary_size): GYP_CONFIG += release_optimize=s debug_optimize=s release_unwind_tables=0
-
-!contains(WEBENGINE_CONFIG, use_spellchecker): {
-    GYP_CONFIG += enable_spellcheck=0
-    macos: GYP_CONFIG += use_browser_spellchecker=0
-} else {
-    GYP_CONFIG += enable_spellcheck=1
-    macos {
-        contains(WEBENGINE_CONFIG, use_native_spellchecker) {
-            GYP_CONFIG += use_browser_spellchecker=1
-        } else {
-            GYP_CONFIG += use_browser_spellchecker=0
-        }
-    }
-}
-
-!qtConfig(framework):qtConfig(private_tests) {
-    GYP_CONFIG += qt_install_data=\"$$[QT_INSTALL_DATA/get]\"
-    GYP_CONFIG += qt_install_translations=\"$$[QT_INSTALL_TRANSLATIONS/get]\"
-}
-
-# Append additional platform options defined in GYP_CONFIG
-for (config, GYP_CONFIG): GYP_ARGS += "-D $$config"
-
-!build_pass {
-    message("Running gyp_qtwebengine \"$$OUT_PWD\" $${GYP_ARGS}.")
-    !system("python $$QTWEBENGINE_ROOT/tools/buildscripts/gyp_qtwebengine \"$$OUT_PWD\" $${GYP_ARGS}"): error("-- running gyp_qtwebengine failed --")
-}
-
-build_pass|!debug_and_release {
-
-    ninja_binary = ninja
-    runninja.target = run_ninja
-
-    !qtConfig(system-ninja) {
-        ninja_binary = $$shell_quote($$shell_path($$ninjaPath()))
-    }
-
-    runninja.commands = $$ninja_binary \$\(NINJAFLAGS\) -C $$shell_quote($$OUT_PWD/$$getConfigDir())
-    QMAKE_EXTRA_TARGETS += runninja
-
-    build_pass:build_all: default_target.target = all
-    else: default_target.target = first
-    default_target.depends = runninja
-
-    QMAKE_EXTRA_TARGETS += default_target
-} else {
-    # Special GNU make target for the meta Makefile that ensures that our debug and release Makefiles won't both run ninja in parallel.
-    notParallel.target = .NOTPARALLEL
-    QMAKE_EXTRA_TARGETS += notParallel
-}
diff --git a/src/core/qtwebengine.gypi b/src/core/qtwebengine.gypi
deleted file mode 100644
index b83b1cbfa..000000000
--- a/src/core/qtwebengine.gypi
+++ /dev/null
@@ -1,148 +0,0 @@
-{
-    # This asks gyp to generate a .pri file with linking
-    # information so that qmake can take care of the deployment.
-    'let_qmake_do_the_linking': 1,
-    'variables': {
-      'version_script_location%': '<(chromium_src_dir)/build/util/version.py',
-    },
-    'configurations': {
-      'Release': {
-        'defines': [ 'QT_NO_DEBUG' ],
-      },
-    },
-    'dependencies': [
-      '<(chromium_src_dir)/base/base.gyp:base',
-      '<(chromium_src_dir)/base/third_party/dynamic_annotations/dynamic_annotations.gyp:dynamic_annotations',
-      '<(chromium_src_dir)/components/components.gyp:cdm_renderer',
-      '<(chromium_src_dir)/components/components.gyp:devtools_discovery',
-      '<(chromium_src_dir)/components/components.gyp:devtools_http_handler',
-      '<(chromium_src_dir)/components/components.gyp:error_page_renderer',
-      '<(chromium_src_dir)/components/components.gyp:keyed_service_content',
-      '<(chromium_src_dir)/components/components.gyp:keyed_service_core',
-      '<(chromium_src_dir)/components/components.gyp:pref_registry',
-      '<(chromium_src_dir)/components/components.gyp:user_prefs',
-      '<(chromium_src_dir)/components/components.gyp:visitedlink_browser',
-      '<(chromium_src_dir)/components/components.gyp:visitedlink_renderer',
-      '<(chromium_src_dir)/components/components.gyp:web_cache_browser',
-      '<(chromium_src_dir)/components/components.gyp:web_cache_renderer',
-      '<(chromium_src_dir)/content/content.gyp:content',
-      '<(chromium_src_dir)/content/content.gyp:content_app_browser',
-      '<(chromium_src_dir)/content/content.gyp:content_browser',
-      '<(chromium_src_dir)/content/content.gyp:content_common',
-      '<(chromium_src_dir)/content/content.gyp:content_gpu',
-      '<(chromium_src_dir)/content/content.gyp:content_ppapi_plugin',
-      '<(chromium_src_dir)/content/content.gyp:content_renderer',
-      '<(chromium_src_dir)/content/content.gyp:content_utility',
-      '<(chromium_src_dir)/content/app/resources/content_resources.gyp:content_resources',
-      '<(chromium_src_dir)/ipc/ipc.gyp:ipc',
-      '<(chromium_src_dir)/media/media.gyp:media',
-      '<(chromium_src_dir)/net/net.gyp:net',
-      '<(chromium_src_dir)/net/net.gyp:net_resources',
-      '<(chromium_src_dir)/net/net.gyp:net_with_v8',
-      '<(chromium_src_dir)/skia/skia.gyp:skia',
-      '<(chromium_src_dir)/third_party/WebKit/Source/web/web.gyp:blink_web',
-      '<(chromium_src_dir)/ui/base/ui_base.gyp:ui_base',
-      '<(chromium_src_dir)/ui/gl/gl.gyp:gl',
-      '<(chromium_src_dir)/url/url.gyp:url_lib',
-      '<(chromium_src_dir)/v8/src/v8.gyp:v8',
-
-      '<(qtwebengine_root)/src/core/chrome_qt.gyp:chrome_qt',
-    ],
-    'include_dirs': [
-      '<(chromium_src_dir)',
-      '<(SHARED_INTERMEDIATE_DIR)/net', # Needed to include grit/net_resources.h
-      '<(SHARED_INTERMEDIATE_DIR)/chrome', # Needed to include grit/generated_resources.h
-    ],
-    # Chromium code defines those in common.gypi, do the same for our code that include Chromium headers.
-    'defines': [
-      '__STDC_CONSTANT_MACROS',
-      '__STDC_FORMAT_MACROS',
-      'CHROMIUM_VERSION=\"<!(python <(version_script_location) -f <(chromium_src_dir)/chrome/VERSION -t "@MAJOR@.@MINOR@.@BUILD@.@PATCH@")\"',
-    ],
-    'msvs_settings': {
-      'VCCLCompilerTool': {
-        'RuntimeTypeInfo': 'true',
-      },
-      'VCLinkerTool': {
-        'SubSystem': '2',  # Set /SUBSYSTEM:WINDOWS
-      },
-    },
-    'conditions': [
-      ['OS=="win" and win_use_allocator_shim==1', {
-        'dependencies': [
-          '<(chromium_src_dir)/base/allocator/allocator.gyp:allocator',
-        ],
-      }],
-      # embedded_linux need some additional options.
-      ['qt_os=="embedded_linux"', {
-        'configurations': {
-          'Debug_Base': {
-            'ldflags': [
-              # Only link with needed input sections.
-              '-Wl,--gc-sections',
-              # Warn in case of text relocations.
-              '-Wl,--warn-shared-textrel',
-              '-Wl,-O1',
-              '-Wl,--as-needed',
-            ],
-            'cflags': [
-              '-fomit-frame-pointer',
-              '-fdata-sections',
-              '-ffunction-sections',
-            ],
-          },
-        },
-        'dependencies': [
-          '<(chromium_src_dir)/ui/events/ozone/events_ozone.gyp:events_ozone_evdev',
-          '<(chromium_src_dir)/ui/ozone/ozone.gyp:ozone_common',
-        ]
-      }],
-      ['qt_os=="win32" and qt_gl=="opengl"', {
-        'include_dirs': [
-          '<(chromium_src_dir)/third_party/khronos',
-        ],
-      }],
-      ['OS=="win"', {
-        'resource_include_dirs': [
-          '<(SHARED_INTERMEDIATE_DIR)/webkit',
-        ],
-        'configurations': {
-          'Debug_Base': {
-            'msvs_settings': {
-              'VCLinkerTool': {
-                'LinkIncremental': '<(msvs_large_module_debug_link_mode)',
-              },
-            },
-          },
-        },
-        # TODO(jschuh): crbug.com/167187 fix size_t to int truncations.
-        'msvs_disabled_warnings': [ 4267, 4996, ],
-      }],  # OS=="win"
-      ['OS=="linux"', {
-        'dependencies': [
-          '<(chromium_src_dir)/build/linux/system.gyp:fontconfig',
-        ],
-      }],
-      ['OS=="mac"', {
-        'xcode_settings': {'OTHER_LDFLAGS': ['-Wl,-ObjC']},
-      }],
-      ['enable_basic_printing==1 or enable_print_preview==1', {
-        'dependencies': [
-          '<(chromium_src_dir)/components/components.gyp:printing_browser',
-          '<(chromium_src_dir)/components/components.gyp:printing_common',
-          '<(chromium_src_dir)/components/components.gyp:printing_renderer',
-        ]
-      }],
-      ['icu_use_data_file_flag==1', {
-        'defines': ['ICU_UTIL_DATA_IMPL=ICU_UTIL_DATA_FILE'],
-      }, { # else icu_use_data_file_flag !=1
-        'conditions': [
-          ['OS=="win"', {
-            'defines': ['ICU_UTIL_DATA_IMPL=ICU_UTIL_DATA_SHARED'],
-          }, {
-            'defines': ['ICU_UTIL_DATA_IMPL=ICU_UTIL_DATA_STATIC'],
-          }],
-        ],
-      }],
-    ],
-}
diff --git a/src/core/qtwebengine_extras.gypi b/src/core/qtwebengine_extras.gypi
deleted file mode 100644
index 8e4c655a9..000000000
--- a/src/core/qtwebengine_extras.gypi
+++ /dev/null
@@ -1,129 +0,0 @@
-{
-  'variables': {
-    'werror%': '',
-    'qt_os%': '',
-  },
-  'target_defaults': {
-    # patterns used to exclude chromium files from the build when we have a drop-in replacement
-    'sources/': [
-      ['exclude', 'clipboard/clipboard_aura.cc$'],
-      ['exclude', 'clipboard/clipboard_aurax11.cc$'],
-      ['exclude', 'clipboard/clipboard_gtk.cc$'],
-      ['exclude', 'clipboard/clipboard_mac.mm$'],
-      ['exclude', 'clipboard/clipboard_win.cc$'],
-      ['exclude', 'clipboard/clipboard_util_win\\.(cc|h)$'],
-      ['exclude', 'dragdrop/os_exchange_data_provider_aurax11\\.(cc|h)$'],
-      ['exclude', 'dragdrop/os_exchange_data_provider_win\\.(cc|h)$'],
-      ['exclude', 'dragdrop/os_exchange_data_provider_mac\\.(mm|h)$'],
-      ['exclude', 'resource/resource_bundle_auralinux.cc$'],
-      ['exclude', 'resource/resource_bundle_gtk.cc$'],
-      ['exclude', 'resource/resource_bundle_mac.mm$'],
-      ['exclude', 'resource/resource_bundle_win.cc$'],
-      ['exclude', 'browser/web_contents/web_contents_view_aura\\.(cc|h)$'],
-      ['exclude', 'browser/web_contents/web_contents_view_gtk\\.(cc|h)$'],
-      ['exclude', 'browser/web_contents/web_contents_view_mac\\.(mm|h)$'],
-      ['exclude', 'browser/web_contents/web_contents_view_win\\.(cc|h)$'],
-      ['exclude', 'browser/renderer_host/gtk_im_context_wrapper\\.cc$'],
-      ['exclude', 'browser/renderer_host/native_web_keyboard_event_aura.cc$'],
-      ['exclude', 'browser/renderer_host/native_web_keyboard_event_mac.mm$'],
-      ['exclude', 'browser/renderer_host/pepper/pepper_truetype_font_list_pango\\.cc$'],
-      ['exclude', 'browser/renderer_host/render_widget_host_view_aura\\.(cc|h)$'],
-      ['exclude', 'browser/renderer_host/render_widget_host_view_gtk\\.(cc|h)$'],
-      ['exclude', 'browser/renderer_host/render_widget_host_view_mac\\.(mm|h)$'],
-      ['exclude', 'browser/renderer_host/render_widget_host_view_win\\.(cc|h)$'],
-      ['exclude', 'common/font_list_pango\\.cc$'],
-      ['exclude', 'browser/accessibility/browser_accessibility_cocoa\\.(mm|h)$'],
-      ['exclude', 'browser/accessibility/browser_accessibility_gtk\\.(cc|h)$'],
-      ['exclude', 'browser/accessibility/browser_accessibility_mac\\.(mm|h)$'],
-      ['exclude', 'browser/accessibility/browser_accessibility_win\\.(cc|h)$'],
-      ['exclude', 'browser/accessibility/browser_accessibility_event_win\\.(cc|h)$'],
-      ['exclude', 'browser/accessibility/browser_accessibility_manager_gtk\\.(cc|h)$'],
-      ['exclude', 'browser/accessibility/browser_accessibility_manager_mac\\.(mm|h)$'],
-      ['exclude', 'browser/accessibility/browser_accessibility_manager_win\\.(cc|h)$'],
-      ['exclude', 'command_buffer/service/async_pixel_transfer_manager_egl\\.(cc|h)$'],
-      ['exclude', 'common/gpu/image_transport_surface_linux\\.cc$'],
-      ['exclude', 'common/gpu/image_transport_surface_win\\.cc$'],
-      ['exclude', 'gl_surface_egl\\.cc$'],
-      ['exclude', 'gl_surface_egl_ozone\\.cc$'],
-      ['exclude', 'gl_surface_egl_win\\.cc$'],
-      ['exclude', 'gl_surface_egl_x11\\.cc$'],
-      ['exclude', 'gl_surface_glx\\.cc$'],
-      ['exclude', 'gl_surface_ozone\\.cc$'],
-      ['exclude', 'gl_factory_ozone\\.cc$'],
-      ['exclude', 'gl_factory_win\\.cc$'],
-      ['exclude', 'gl_initializer_ozone\\.cc$'],
-      ['exclude', 'gl_initializer_win\\.cc$'],
-      ['exclude', 'gl_initializer_x11\\.cc$'],
-      # Avoid the ATL dependency to allow building with VS Express
-      ['exclude', 'browser/accessibility/accessibility_tree_formatter\\.(cc|h)$',],
-      ['exclude', 'browser/accessibility/accessibility_tree_formatter_mac\\.(mm|h)$',],
-      ['exclude', 'browser/accessibility/accessibility_tree_formatter_utils_win\\.(cc|h)$',],
-      ['exclude', 'browser/accessibility/accessibility_tree_formatter_win\\.(cc|h)$',],
-      ['exclude', 'browser/accessibility/accessibility_ui\\.(cc|h)$',],
-      ['exclude', 'browser/renderer_host/legacy_render_widget_host_win\\.(cc|h)$'],
-      ['exclude', 'win/accessibility_ids_win\\.h$'],
-      ['exclude', 'win/accessibility_misc_utils\\.(cc|h)$'],
-      ['exclude', 'win/atl_module\\.h$'],
-      ['exclude', 'platform/ax_platform_node_win\\.(cc|h)$'],
-      ['exclude', 'audio_classifier\\.(cc|h)$'],
-    ],
-    'defines': [
-      'TOOLKIT_QT',
-    ],
-    'configurations': {
-      'Debug': {
-        'defines': [
-          'QTWEBENGINEPROCESS_NAME="<(qtwe_process_name_debug)"'
-        ],
-      },
-      'Debug_x64': {
-        'defines': [
-          'QTWEBENGINEPROCESS_NAME="<(qtwe_process_name_debug)"'
-        ],
-      },
-      'Release': {
-        'defines': [
-          'QTWEBENGINEPROCESS_NAME="<(qtwe_process_name_release)"'
-        ],
-      },
-      'Release_x64': {
-        'defines': [
-          'QTWEBENGINEPROCESS_NAME="<(qtwe_process_name_release)"'
-        ],
-      },
-    },
-  },
-  'conditions': [
-    [ 'qt_os=="embedded_linux"', {
-      'variables': {
-        'external_ozone_platforms': [ 'eglfs', ],
-      },
-      'target_defaults': {
-        'defines': [
-            'GL_GLEXT_PROTOTYPES',
-            'EGL_EGLEXT_PROTOTYPES',
-            # At runtime the env variable SSL_CERT_DIR can be used to override this
-            'OPENSSLDIR="/usr/lib/ssl"',
-            'OPENSSL_LOAD_CONF',
-            'EGL_API_FB=1',
-            'LINUX=1',
-        ],
-        'target_conditions': [
-          ['_type=="shared_library"', {
-            'ldflags': [
-              # Tell the linker to prefer symbols within the library before looking outside
-              '-Wl,-shared,-Bsymbolic',
-            ],
-          }],
-          ['_toolset=="target"', {
-            'libraries': [
-              '-licui18n',
-              '-licuuc',
-              '-licudata',
-            ],
-          }],
-        ],
-      },
-    }],
-  ],
-}
diff --git a/src/core/resources/grit_action.gypi b/src/core/resources/grit_action.gypi
deleted file mode 100644
index e8b98b43d..000000000
--- a/src/core/resources/grit_action.gypi
+++ /dev/null
@@ -1,41 +0,0 @@
-# Copyright (c) 2011 The Chromium Authors. All rights reserved.
-# Use of this source code is governed by a BSD-style license that can be
-# found in the LICENSE file.
-
-# This file is meant to be included into an action to invoke grit in a
-# consistent manner. To use this the following variables need to be
-# defined:
-#   grit_grd_file: string: grd file path
-#   grit_out_dir: string: the output directory path
-
-# It would be really nice to do this with a rule instead of actions, but it
-# would need to determine inputs and outputs via grit_info on a per-file
-# basis. GYP rules don’t currently support that. They could be extended to
-# do this, but then every generator would need to be updated to handle this.
-
-{
-  'variables': {
-    'grit_cmd': ['python', '<(DEPTH)/tools/grit/grit.py'],
-    'grit_resource_ids%': '<(DEPTH)/tools/gritsettings/resource_ids',
-    # This makes it possible to add more defines in specific targets,
-    # instead of build/common.gypi .
-    'grit_additional_defines%': [],
-  },
-  'inputs': [
-    '<!@pymod_do_main(grit_info <@(grit_defines) <@(grit_additional_defines) '
-        '--inputs <(grit_grd_file) -f "<(grit_resource_ids)")',
-  ],
-  'outputs': [
-    '<!@pymod_do_main(grit_info <@(grit_defines) <@(grit_additional_defines) '
-        '--outputs \'<(grit_out_dir)\' '
-        '<(grit_grd_file) -f "<(grit_resource_ids)")',
-  ],
-  'action': ['<@(grit_cmd)',
-             '-i', '<(grit_grd_file)', 'build',
-             '-f', '<(grit_resource_ids)',
-             '-o', '<(grit_out_dir)',
-             '<@(grit_defines)',
-             '<@(grit_additional_defines)' ],
-  'msvs_cygwin_shell': 0,
-  'message': 'Generating resources from <(grit_grd_file)',
-}
diff --git a/src/core/resources/repack_locales.gypi b/src/core/resources/repack_locales.gypi
deleted file mode 100644
index d24da1b5d..000000000
--- a/src/core/resources/repack_locales.gypi
+++ /dev/null
@@ -1,26 +0,0 @@
-# Copyright (c) 2012 The Chromium Authors. All rights reserved.
-# Use of this source code is governed by a BSD-style license that can be
-# found in the LICENSE file.
-
-{
-  'variables': {
-    'repack_extra_flags%': [],
-    'repack_output_dir%': '<(SHARED_INTERMEDIATE_DIR)',
-    'repack_locales_script%': ['python', '<(qtwebengine_root)/tools/buildscripts/repack_locales.py'],
-  },
-  'inputs': [
-    '<(qtwebengine_root)/tools/buildscripts/repack_locales.py',
-    '<!@pymod_do_main(repack_locales -i -p <(OS) -s <(SHARED_INTERMEDIATE_DIR) -x <(repack_output_dir) <(repack_extra_flags) <(locales))'
-  ],
-  'outputs': [
-    '<@(locale_files)'
-  ],
-  'action': [
-    '<@(repack_locales_script)',
-    '-p', '<(OS)',
-    '-s', '<(SHARED_INTERMEDIATE_DIR)',
-    '-x', '<(repack_output_dir)/.',
-    '<@(repack_extra_flags)',
-    '<@(locales)',
-  ],
-}
diff --git a/src/core/resources/repack_resources.gypi b/src/core/resources/repack_resources.gypi
deleted file mode 100644
index ce224e625..000000000
--- a/src/core/resources/repack_resources.gypi
+++ /dev/null
@@ -1,16 +0,0 @@
-# Copyright (c) 2012 The Chromium Authors. All rights reserved.
-# Use of this source code is governed by a BSD-style license that can be
-# found in the LICENSE file.
-{
-  'variables': {
-    'repack_path': '<(chromium_src_dir)/tools/grit/grit/format/repack.py',
-  },
-  'inputs': [
-    '<(repack_path)',
-    '<@(pak_inputs)',
-  ],
-  'outputs': [
-    '<@(pak_outputs)',
-  ],
-  'action': ['python', '<(repack_path)', '<@(_outputs)', '<@(pak_inputs)'],
-}
diff --git a/src/core/resources/resources.gyp b/src/core/resources/resources.gyp
deleted file mode 100644
index 8b7d520a9..000000000
--- a/src/core/resources/resources.gyp
+++ /dev/null
@@ -1,96 +0,0 @@
-{
-  'variables': {
-    # Used in repack_locales
-    'locales': [
-      'am', 'ar', 'bg', 'bn', 'ca', 'cs', 'da', 'de', 'el', 'en-GB',
-      'en-US', 'es-419', 'es', 'et', 'fa', 'fi', 'fil', 'fr', 'gu', 'he',
-      'hi', 'hr', 'hu', 'id', 'it', 'ja', 'kn', 'ko', 'lt', 'lv',
-      'ml', 'mr', 'ms', 'nb', 'nl', 'pl', 'pt-BR', 'pt-PT', 'ro', 'ru',
-      'sk', 'sl', 'sr', 'sv', 'sw', 'ta', 'te', 'th', 'tr', 'uk',
-      'vi', 'zh-CN', 'zh-TW',
-    ],
-    'locale_files': ['<!@pymod_do_main(repack_locales -o -p <(OS) -s <(SHARED_INTERMEDIATE_DIR) -x <(SHARED_INTERMEDIATE_DIR) <(locales))'],
-    'qt_install_data%': '',
-    'qt_install_translations%': '',
-  },
-  'targets': [
-  {
-    'target_name': 'qtwebengine_resources',
-    'type': 'none',
-    'dependencies': [
-        '<(chromium_src_dir)/content/app/strings/content_strings.gyp:content_strings',
-        '<(chromium_src_dir)/content/browser/devtools/devtools_resources.gyp:devtools_resources',
-        '<(chromium_src_dir)/components/components_resources.gyp:components_resources',
-        '<(chromium_src_dir)/components/components_strings.gyp:components_strings',
-        '<(chromium_src_dir)/third_party/WebKit/public/blink_resources.gyp:blink_resources',
-        '<(qtwebengine_root)/src/core/chrome_qt.gyp:chrome_resources',
-    ],
-    'actions' : [
-      {
-        'action_name': 'repack_resources',
-        'variables': {
-            'pak_inputs': [
-              '<(SHARED_INTERMEDIATE_DIR)/net/net_resources.pak',
-              '<(SHARED_INTERMEDIATE_DIR)/components/components_resources.pak',
-              '<(SHARED_INTERMEDIATE_DIR)/content/content_resources.pak',
-              '<(SHARED_INTERMEDIATE_DIR)/blink/public/resources/blink_resources.pak',
-              '<(SHARED_INTERMEDIATE_DIR)/ui/resources/webui_resources.pak',
-            ],
-            'pak_outputs': [
-                '<(SHARED_INTERMEDIATE_DIR)/repack/qtwebengine_resources.pak'
-            ]
-        },
-        'includes': [ 'repack_resources.gypi' ],
-      },
-      {
-        'action_name': 'repack_resources_100_percent',
-        'variables': {
-            'pak_inputs': [
-              '<(SHARED_INTERMEDIATE_DIR)/ui/resources/ui_resources_100_percent.pak',
-              '<(SHARED_INTERMEDIATE_DIR)/components/components_resources_100_percent.pak',
-              '<(SHARED_INTERMEDIATE_DIR)/content/app/resources/content_resources_100_percent.pak',
-              '<(SHARED_INTERMEDIATE_DIR)/chrome/renderer_resources_100_percent.pak',
-              '<(SHARED_INTERMEDIATE_DIR)/blink/public/resources/blink_image_resources_100_percent.pak',
-            ],
-            'pak_outputs': [
-                '<(SHARED_INTERMEDIATE_DIR)/repack/qtwebengine_resources_100p.pak'
-            ]
-        },
-        'includes': [ 'repack_resources.gypi' ],
-      },
-      {
-        'action_name': 'repack_resources_200_percent',
-        'variables': {
-            'pak_inputs': [
-              '<(SHARED_INTERMEDIATE_DIR)/ui/resources/ui_resources_200_percent.pak',
-              '<(SHARED_INTERMEDIATE_DIR)/components/components_resources_200_percent.pak',
-              '<(SHARED_INTERMEDIATE_DIR)/content/app/resources/content_resources_200_percent.pak',
-              '<(SHARED_INTERMEDIATE_DIR)/chrome/renderer_resources_200_percent.pak',
-              '<(SHARED_INTERMEDIATE_DIR)/blink/public/resources/blink_image_resources_200_percent.pak',
-            ],
-            'pak_outputs': [
-                '<(SHARED_INTERMEDIATE_DIR)/repack/qtwebengine_resources_200p.pak'
-            ]
-        },
-        'includes': [ 'repack_resources.gypi' ],
-      },
-      {
-        'action_name': 'repack_resources_devtools',
-        'variables': {
-            'pak_inputs': [
-              '<(SHARED_INTERMEDIATE_DIR)/blink/devtools_resources.pak',
-            ],
-            'pak_outputs': [
-                '<(SHARED_INTERMEDIATE_DIR)/repack/qtwebengine_devtools_resources.pak'
-            ]
-        },
-        'includes': [ 'repack_resources.gypi' ],
-      },
-      {
-        'action_name': 'repack_locales',
-        'includes': [ 'repack_locales.gypi' ],
-      },
-    ],
-  }
-  ]
-}
diff --git a/src/tools/qwebengine_convert_dict/qwebengine_convert_dict.pro b/src/tools/qwebengine_convert_dict/qwebengine_convert_dict.pro
index 2bdfee304..4e2c8c847 100644
--- a/src/tools/qwebengine_convert_dict/qwebengine_convert_dict.pro
+++ b/src/tools/qwebengine_convert_dict/qwebengine_convert_dict.pro
@@ -1,34 +1,28 @@
 option(host_build)
 
 # Look for linking information produced by gyp for our target according to core_generated.gyp
-use?(gn): linking_pri = $$OUT_PWD/../../core/$$getConfigDir()/convert_dict.pri
-else: linking_pri = $$OUT_PWD/../../core/$$getConfigDir()/convert_dict_linking.pri
+linking_pri = $$OUT_PWD/../../core/$$getConfigDir()/convert_dict.pri
 
 !include($$linking_pri) {
-    error("Could not find the linking information that gyp/gn should have generated.")
+    error("Could not find the linking information that gn should have generated.")
 }
 
-use?(gn){
-    isEmpty(NINJA_OBJECTS): error("Missing object files from QtWebEngineCore linking pri.")
-    isEmpty(NINJA_LFLAGS): error("Missing linker flags from QtWebEngineCore linking pri")
-    isEmpty(NINJA_ARCHIVES): error("Missing archive files from QtWebEngineCore linking pri")
-    isEmpty(NINJA_LIBS): error("Missing library files from QtWebEngineCore linking pri")
-    OBJECTS = $$eval($$list($$NINJA_OBJECTS))
-    linux {
-        LIBS_PRIVATE = -Wl,--start-group $$NINJA_ARCHIVES -Wl,--end-group
-    } else {
-        LIBS_PRIVATE = $$NINJA_ARCHIVES
-    }
-    LIBS_PRIVATE += $$NINJA_LIB_DIRS $$NINJA_LIBS
-    QMAKE_LFLAGS += $$NINJA_LFLAGS
-    POST_TARGETDEPS += $$NINJA_TARGETDEPS
+isEmpty(NINJA_OBJECTS): error("Missing object files from QtWebEngineCore linking pri.")
+isEmpty(NINJA_LFLAGS): error("Missing linker flags from QtWebEngineCore linking pri")
+isEmpty(NINJA_ARCHIVES): error("Missing archive files from QtWebEngineCore linking pri")
+isEmpty(NINJA_LIBS): error("Missing library files from QtWebEngineCore linking pri")
+OBJECTS = $$eval($$list($$NINJA_OBJECTS))
+linux {
+    LIBS_PRIVATE = -Wl,--start-group $$NINJA_ARCHIVES -Wl,--end-group
 } else {
-    # skip dummy main.cpp file
-    OBJECTS =
+    LIBS_PRIVATE = $$NINJA_ARCHIVES
 }
+LIBS_PRIVATE += $$NINJA_LIB_DIRS $$NINJA_LIBS
+QMAKE_LFLAGS += $$NINJA_LFLAGS
+POST_TARGETDEPS += $$NINJA_TARGETDEPS
 
 #ninja compiles with std::__debug
-use?(gn): linux: CONFIG(debug, debug|release) {
+linux: CONFIG(debug, debug|release) {
     DEFINES += _GLIBCXX_DEBUG
 }
 
diff --git a/tools/buildscripts/gyp_qtwebengine b/tools/buildscripts/gyp_qtwebengine
deleted file mode 100755
index 26f8d0f06..000000000
--- a/tools/buildscripts/gyp_qtwebengine
+++ /dev/null
@@ -1,178 +0,0 @@
-#!/usr/bin/env python
-
-import glob
-import os
-import sys
-import subprocess
-
-print 'using python: ' + sys.executable + ' version: ' + str(sys.version_info.major) + '.' + str(sys.version_info.minor) + '.' + str(sys.version_info.micro)
-
-if sys.platform == "darwin":
-  print 'xcode version: ' + subprocess.check_output(['xcodebuild', '-version']).replace('\n', ' ')
-
-qtwebengine_root = os.path.normcase(os.path.abspath(os.path.join(os.path.dirname(__file__), '../..')))
-import qtwebengine_utils as utils
-chrome_src = utils.getChromiumSrcDir()
-
-script_dir = os.path.abspath(os.path.join(chrome_src, 'build'))
-if not os.path.isdir(script_dir):
-  print script_dir + " is not a valid directory"
-  sys.exit(1)
-root_dir = os.path.normcase(os.path.abspath(os.path.join(os.getcwd(), os.pardir, os.pardir)))
-
-if sys.platform in ('cygwin', 'win32'):
-  gnuwin_tools_dir = os.path.normcase(os.path.abspath(os.path.join(qtwebengine_root, "../gnuwin32/bin")))
-  if os.path.isdir(gnuwin_tools_dir):
-    os.environ['PATH'] = gnuwin_tools_dir + os.pathsep + os.environ['PATH']
-
-sys.path.insert(1, script_dir)
-import gyp_helper
-sys.path.insert(1, os.path.join(chrome_src, 'tools', 'gyp', 'pylib'))
-import gyp
-
-# Add paths so that pymod_do_main(...) can import files.
-sys.path.insert(1, os.path.join(chrome_src, 'tools', 'grit'))
-sys.path.insert(1, os.path.join(chrome_src, 'tools', 'generate_shim_headers'))
-sys.path.insert(1, os.path.join(chrome_src, 'third_party', 'WebKit', 'Source', 'build', 'scripts'))
-
-def additional_include_files(args=[]):
-  """
-  Returns a list of additional (.gypi) files to include, without
-  duplicating ones that are already specified on the command line.
-  """
-  # Determine the include files specified on the command line.
-  # This doesn't cover all the different option formats you can use,
-  # but it's mainly intended to avoid duplicating flags on the automatic
-  # makefile regeneration which only uses this format.
-  specified_includes = set()
-  for arg in args:
-    if arg.startswith('-I') and len(arg) > 2:
-      specified_includes.add(os.path.realpath(arg[2:]))
-
-  result = []
-  def AddInclude(path):
-    if os.path.realpath(path) not in specified_includes:
-      result.append(path)
-
-  # Always include common.gypi.
-  AddInclude(os.path.join(script_dir, 'common.gypi'))
-
-  # Include extra gypi files for additional build tweaks such as file exclusions
-  # and platform specific drop-in files.
-  build_extras = glob.glob(os.path.join(qtwebengine_root, 'src', 'core', '*_extras.gypi'))
-  for build in build_extras:
-    print "Using extra options found in " + build
-    AddInclude(build)
-
-  # Include extra gypi files for common stuff we generate and extract from qmake.
-  build_extras = glob.glob(os.path.join(output_dir, '*_extras.gypi'))
-  for build in build_extras:
-    print "Using extra options found in " + build
-    AddInclude(build)
-
-  # Optionally add supplemental .gypi files if present.
-  supplements = glob.glob(os.path.join(chrome_src, '*', 'supplement.gypi'))
-  for supplement in supplements:
-    AddInclude(supplement)
-
-  return result
-
-def purifyGypVarPath(path):
-  # Backslash escapings are somehow reduced once every time a variable is resolved
-  # Python is able to understand mixed slash paths anyway, so don't use backslashes.
-  return path.replace('\\', '/')
-
-if __name__ == '__main__':
-  output_dir = sys.argv[1]
-  if not os.path.isdir(output_dir):
-    os.mkdir(output_dir)
-
-  args = sys.argv[2:]
-
-  if 'qt_cross_compile=1' in sys.argv:
-    os.environ['GYP_CROSSCOMPILE'] = '1'
-
-  sysroot = 'sysroot='
-  for opt in sys.argv:
-    if opt.startswith(sysroot):
-        os.environ['PKG_CONFIG_SYSROOT_DIR'] = opt[len(sysroot):]
-
-  gyp_helper.apply_chromium_gyp_env()
-
-  # This could give false positives since it doesn't actually do real option
-  # parsing.  Oh well.
-  gyp_file_specified = False
-  for arg in args:
-    if arg.endswith('.gyp'):
-      gyp_file_specified = True
-      break
-
-  if not gyp_file_specified:
-      args.append(os.path.join(root_dir, 'src/core/resources/resources.gyp'))
-      args.append(os.path.join(output_dir, 'core_generated.gyp'))
-
-  args.extend(['-I' + i for i in additional_include_files(args)])
-
-  # We always have to disable tcmalloc.
-  # Allocating with tcmalloc in chromium code and freeing without
-  # tcmalloc outside of chromium code would cause erratic behavior.
-  args.extend(['-D', 'use_allocator=none'])
-
-  # On Mac we want to build in x64 mode. And we want to use libc++.
-  if sys.platform in ('darwin',) and not 'GYP_CROSSCOMPILE' in os.environ:
-      args.extend(['-D', 'host_arch=x64', '-D', 'use_libcpp=1'])
-
-  # There shouldn't be a circular dependency relationship between .gyp files,
-  # but in Chromium's .gyp files, on non-iOS platforms, circular relationships
-  # currently exist.  The check for circular dependencies is currently
-  # bypassed on other platforms, but is left enabled on iOS, where a violation
-  # of the rule causes Xcode to misbehave badly.
-  # TODO(mark): Find and kill remaining circular dependencies, and remove this
-  # option.  http://crbug.com/35878.
-  # TODO(tc): Fix circular dependencies in ChromiumOS then add linux2 to the
-  # list.
-  args.append('--no-circular-check')
-
-  # libtool on Mac warns about duplicate basenames in static libraries, so
-  # they're disallowed in general by gyp. We are lax on this point, so disable
-  # this check other than on Mac. GN does not use static libraries as heavily,
-  # so over time this restriction will mostly go away anyway, even on Mac.
-  # https://code.google.com/p/gyp/issues/detail?id=384
-  if sys.platform != 'darwin':
-    args.append('--no-duplicate-basename-check')
-
-  args.extend(['-D', 'webkit_src_dir=' + chrome_src + '/third_party/WebKit'])
-  # the top_level source directory is the first common ancestor of our module and the chromium source tree for the build to be sane.
-  # commonprefix works on a character basis, so it might return a phony common prefix (not the common parent directory we expect),
-  toplevel= os.path.commonprefix([root_dir, chrome_src])
-  if not os.path.exists(toplevel):
-    toplevel = os.path.join(toplevel, os.pardir)
-  args.extend(["--toplevel-dir=" + purifyGypVarPath(toplevel)])
-  # Chromium specific Hack: for Chromium to build, the depth has to be set to the chromium src dir.
-  args.extend(["--depth=" + purifyGypVarPath(chrome_src)])
-  args.extend(['-D', 'qtwebengine_root=' + purifyGypVarPath(qtwebengine_root)])
-  args.extend(['-D', 'chromium_src_dir=' + purifyGypVarPath(chrome_src)])
-
-  # Tweak the output location and format (hardcode ninja for now if not set)
-  args.extend(['--generator-output', '.'])
-  args.extend(['-Goutput_dir='+ purifyGypVarPath(os.path.relpath(output_dir, qtwebengine_root))])
-
-  # Tell gyp not to try finding cl.exe on Windows, Qt already requires the env to be set prior to the build.
-  args.extend(['-G', 'ninja_use_custom_environment_files'])
-
-  if not os.environ.get('GYP_GENERATORS'):
-    args.extend(['--format=ninja'])
-  if "QTWEBENGINE_GYP_DEBUG" in os.environ:
-    args.append("--check")
-    args.append("-d all")
-    print args
-    ret_code = gyp.main(args)
-    sys.exit(ret_code)
-
-  ###################################
-
-  print 'Updating projects from gyp files...'
-  #sys.stdout.flush()
-
-  # Off we go...
-  sys.exit(gyp.main(args))
diff --git a/tools/qmake/mkspecs/features/configure.prf b/tools/qmake/mkspecs/features/configure.prf
index 9caa1aa68..c61cf7ebe 100644
--- a/tools/qmake/mkspecs/features/configure.prf
+++ b/tools/qmake/mkspecs/features/configure.prf
@@ -41,11 +41,7 @@ defineTest(runConfigure) {
     }
     isQtMinimum(5, 9) {
         qtConfig(appstore-compliant): WEBENGINE_CONFIG += use_appstore_compliant_code
-        linux: WEBENGINE_CONFIG += use_gn
-        macos: WEBENGINE_CONFIG += use_gn
-        win32: WEBENGINE_CONFIG += use_gn
     }
-    !use?(gn): skipBuild("Chromium 55 and new can only be built with GN")
 
     linux {
         QT_FOR_CONFIG += gui-private
@@ -110,6 +106,8 @@ defineTest(runConfigure) {
         !contains(WEBENGINE_CONFIG, embedded_build) {
             packagesExist(nss): WEBENGINE_CONFIG += use_nss
             else: log("System NSS not found, BoringSSL will be used.$${EOL}")
+        } else {
+            WEBENGINE_CONFIG *= reduce_binary_size
         }
     }
 
-- 
GitLab