diff --git a/examples/quick/quicknanobrowser/main.cpp b/examples/quick/quicknanobrowser/main.cpp
index 0f0278c22df0ebf53a4feac846f6c1b3dbebfcde..6c2f91de6dd9397800213f7e725429cc692bbc96 100644
--- a/examples/quick/quicknanobrowser/main.cpp
+++ b/examples/quick/quicknanobrowser/main.cpp
@@ -53,14 +53,12 @@ int main(int argc, char **argv)
 {
     Application app(argc, argv);
 
-#if (QT_VERSION >= QT_VERSION_CHECK(5, 2, 0))
     // This is currently needed by all QtWebEngine application using the HW accelerated QQuickWebView.
     // It enables sharing between the QOpenGLContext of all QQuickWindows of the application.
     // We have to do so until we expose a public API for it, or chose enable it by default in Qt 5.3.0.
     QOpenGLContext shareContext;
     shareContext.create();
     QSGContext::setSharedOpenGLContext(&shareContext);
-#endif
 
     ApplicationEngine appEngine;
 
diff --git a/src/core/content_browser_client_qt.cpp b/src/core/content_browser_client_qt.cpp
index 8adad10f028b340d26279e8a0539c40552236b2e..7e06aed658d3d6c09ab5fb2189332f5a5c1c4285 100644
--- a/src/core/content_browser_client_qt.cpp
+++ b/src/core/content_browser_client_qt.cpp
@@ -56,9 +56,7 @@
 #include "web_contents_view_qt.h"
 
 #include <QGuiApplication>
-#if (QT_VERSION >= QT_VERSION_CHECK(5, 2, 0))
 #include <QtQuick/private/qsgcontext_p.h>
-#endif
 #include <qpa/qplatformnativeinterface.h>
 
 namespace {
@@ -247,12 +245,10 @@ private:
 
 void ShareGroupQtQuick::AboutToAddFirstContext()
 {
-#if (QT_VERSION >= QT_VERSION_CHECK(5, 2, 0))
     // This currently has to be setup by ::main in all applications using QQuickWebEngineView with delegated rendering.
     QOpenGLContext *shareContext = QSGContext::sharedOpenGLContext();
     Q_ASSERT(shareContext);
     m_shareContextQtQuick = make_scoped_refptr(new QtShareGLContext(shareContext));
-#endif
 }
 
 content::WebContentsViewPort* ContentBrowserClientQt::OverrideCreateWebContentsView(content::WebContents* web_contents,
diff --git a/src/core/core_gyp_generator.pro b/src/core/core_gyp_generator.pro
index f067895d561b0301ad1ae55dfe38b7166608731a..53ce2dbd3f7c442c3909ea74ff4d07f7aa4ef5a0 100644
--- a/src/core/core_gyp_generator.pro
+++ b/src/core/core_gyp_generator.pro
@@ -16,7 +16,6 @@ macx: GYP_DYLIB_INSTALL_NAME_BASE = $$getOutDir()/$$getConfigDir()
 
 QT += qml quick
 QT_PRIVATE += qml-private quick-private gui-private core-private
-qtHaveModule(v8): QT_PRIVATE += v8-private
 
 # Defining keywords such as 'signal' clashes with the chromium code base.
 DEFINES += QT_NO_KEYWORDS \
diff --git a/src/core/delegated_frame_node.cpp b/src/core/delegated_frame_node.cpp
index c7d3d7e27464af903ac4f8795a124c5eb66a9270..195b26add5a7570999639dad91661c88c485d1f4 100644
--- a/src/core/delegated_frame_node.cpp
+++ b/src/core/delegated_frame_node.cpp
@@ -50,7 +50,6 @@
 
 #include "delegated_frame_node.h"
 
-#if (QT_VERSION >= QT_VERSION_CHECK(5, 2, 0))
 #include "chromium_gpu_helper.h"
 #include "type_conversion.h"
 #include "yuv_video_node.h"
@@ -523,4 +522,3 @@ void DelegatedFrameNode::syncPointRetired(DelegatedFrameNode *frameNode, QList<M
         base::MessageLoop::current()->PostTask(FROM_HERE, base::Bind(&DelegatedFrameNode::fetchTexturesAndUnlockQt, frameNode, mailboxesToFetch));
 }
 
-#endif // QT_VERSION
diff --git a/src/core/delegated_frame_node.h b/src/core/delegated_frame_node.h
index 2a4ae53d0870251199592afa8d4dfbd263b3e9e1..842f530110e4a723be1d9da794ccf57e58868cd9 100644
--- a/src/core/delegated_frame_node.h
+++ b/src/core/delegated_frame_node.h
@@ -50,8 +50,6 @@
 #include <QSharedPointer>
 #include <QWaitCondition>
 
-#if (QT_VERSION >= QT_VERSION_CHECK(5, 2, 0))
-
 QT_BEGIN_NAMESPACE
 class QQuickWindow;
 QT_END_NAMESPACE
@@ -92,6 +90,4 @@ private:
     static void syncPointRetired(DelegatedFrameNode *frameNode, QList<MailboxTexture *> *mailboxesToFetch);
 };
 
-#endif // QT_VERSION
-
 #endif // DELEGATED_FRAME_NODE_H
diff --git a/src/core/render_widget_host_view_qt.cpp b/src/core/render_widget_host_view_qt.cpp
index 4233e91bd60365058d445f7177ae54b88d9139cf..677f3cf1123e438a1a8f4895cc4f25cc4a5c6037 100644
--- a/src/core/render_widget_host_view_qt.cpp
+++ b/src/core/render_widget_host_view_qt.cpp
@@ -648,7 +648,6 @@ void RenderWidgetHostViewQt::paint(QPainter *painter, const QRectF& boundingRect
 
 QSGNode *RenderWidgetHostViewQt::updatePaintNode(QSGNode *oldNode, QQuickWindow *window)
 {
-#if (QT_VERSION >= QT_VERSION_CHECK(5, 2, 0))
     DelegatedFrameNode *frameNode = static_cast<DelegatedFrameNode *>(oldNode);
     if (!frameNode)
         frameNode = new DelegatedFrameNode(window);
@@ -664,9 +663,6 @@ QSGNode *RenderWidgetHostViewQt::updatePaintNode(QSGNode *oldNode, QQuickWindow
     }
 
     return frameNode;
-#else
-    return 0;
-#endif // QT_VERSION
 }
 
 void RenderWidgetHostViewQt::fetchBackingStore()
diff --git a/src/webengine/api/qquickwebengineview.cpp b/src/webengine/api/qquickwebengineview.cpp
index 727b5661b3b2c08013e5d49e619eb7190c982de8..6c42a3b7a0d8eafb1716a7ad29d9d60dd7645441 100644
--- a/src/webengine/api/qquickwebengineview.cpp
+++ b/src/webengine/api/qquickwebengineview.cpp
@@ -117,10 +117,8 @@ UIDelegatesManager *QQuickWebEngineViewPrivate::ui()
 
 RenderWidgetHostViewQtDelegate *QQuickWebEngineViewPrivate::CreateRenderWidgetHostViewQtDelegate(RenderWidgetHostViewQtDelegateClient *client, RenderingMode mode)
 {
-#if (QT_VERSION >= QT_VERSION_CHECK(5, 2, 0))
     if (mode == HardwareAccelerationMode)
         return new RenderWidgetHostViewQtDelegateQuick(client);
-#endif
     return new RenderWidgetHostViewQtDelegateQuickPainted(client);
 }
 
@@ -495,11 +493,8 @@ void QQuickWebEngineView::geometryChanged(const QRectF &newGeometry, const QRect
     QQuickItem::geometryChanged(newGeometry, oldGeometry);
 
     Q_FOREACH(QQuickItem *child, childItems()) {
-        Q_ASSERT(
-#if (QT_VERSION >= QT_VERSION_CHECK(5, 2, 0))
-            qobject_cast<RenderWidgetHostViewQtDelegateQuick *>(child) ||
-#endif
-            qobject_cast<RenderWidgetHostViewQtDelegateQuickPainted *>(child));
+        Q_ASSERT(qobject_cast<RenderWidgetHostViewQtDelegateQuick *>(child)
+                 || qobject_cast<RenderWidgetHostViewQtDelegateQuickPainted *>(child));
         child->setSize(newGeometry.size());
     }
 }
diff --git a/src/webengine/plugin/experimental/experimental.pro b/src/webengine/plugin/experimental/experimental.pro
index fb396c34e0d6a55997df042f0a664d88e865153b..98812626366af54336ecd57eb445089b3e0af2f9 100644
--- a/src/webengine/plugin/experimental/experimental.pro
+++ b/src/webengine/plugin/experimental/experimental.pro
@@ -6,8 +6,6 @@ IMPORT_VERSION = 1.0
 QT += webengine qml quick
 QT_PRIVATE += webengine-private qml-private quick-private gui-private core-private
 
-qtHaveModule(v8): QT_PRIVATE += v8-private
-
 INCLUDEPATH += $$QTWEBENGINE_ROOT/src/core $$QTWEBENGINE_ROOT/src/webengine/api
 
 SOURCES = plugin.cpp
diff --git a/src/webengine/render_widget_host_view_qt_delegate_quick.cpp b/src/webengine/render_widget_host_view_qt_delegate_quick.cpp
index 9a983a2b7725ec3f5232c8a2cbc70f376ebccada..3aea86378616547a2d6976ab8177035036aab2c7 100644
--- a/src/webengine/render_widget_host_view_qt_delegate_quick.cpp
+++ b/src/webengine/render_widget_host_view_qt_delegate_quick.cpp
@@ -41,7 +41,6 @@
 
 #include "render_widget_host_view_qt_delegate_quick.h"
 
-#if (QT_VERSION >= QT_VERSION_CHECK(5, 2, 0))
 RenderWidgetHostViewQtDelegateQuick::RenderWidgetHostViewQtDelegateQuick(RenderWidgetHostViewQtDelegateClient *client, QQuickItem *parent)
     : RenderWidgetHostViewQtDelegateQuickBase<QQuickItem>(client, parent)
 {
@@ -69,7 +68,6 @@ QSGNode *RenderWidgetHostViewQtDelegateQuick::updatePaintNode(QSGNode *oldNode,
 {
     return m_client->updatePaintNode(oldNode, QQuickItem::window());
 }
-#endif // QT_VERSION
 
 RenderWidgetHostViewQtDelegateQuickPainted::RenderWidgetHostViewQtDelegateQuickPainted(RenderWidgetHostViewQtDelegateClient *client, QQuickItem *parent)
     : RenderWidgetHostViewQtDelegateQuickBase<QQuickPaintedItem>(client, parent)
diff --git a/src/webengine/render_widget_host_view_qt_delegate_quick.h b/src/webengine/render_widget_host_view_qt_delegate_quick.h
index 9edcb181989dddc2f8793cf57b0c6e8b2f0dd4cb..30f4a60033c97f830a10589258b20b6fac12869a 100644
--- a/src/webengine/render_widget_host_view_qt_delegate_quick.h
+++ b/src/webengine/render_widget_host_view_qt_delegate_quick.h
@@ -223,7 +223,6 @@ protected:
     RenderWidgetHostViewQtDelegateClient *m_client;
 };
 
-#if (QT_VERSION >= QT_VERSION_CHECK(5, 2, 0))
 class RenderWidgetHostViewQtDelegateQuick : public RenderWidgetHostViewQtDelegateQuickBase<QQuickItem>
 {
     Q_OBJECT
@@ -236,7 +235,6 @@ public:
     virtual void itemChange(ItemChange change, const ItemChangeData &value) Q_DECL_OVERRIDE;
     virtual QSGNode *updatePaintNode(QSGNode *, UpdatePaintNodeData *) Q_DECL_OVERRIDE;
 };
-#endif // QT_VERSION
 
 class RenderWidgetHostViewQtDelegateQuickPainted : public RenderWidgetHostViewQtDelegateQuickBase<QQuickPaintedItem>
 {
diff --git a/src/webengine/webengine.pro b/src/webengine/webengine.pro
index dc95844a7a72958ab9142e7b2f32e7027246be63..95f9ba7cf93444bf004a5f006ec0c769309c4c28 100644
--- a/src/webengine/webengine.pro
+++ b/src/webengine/webengine.pro
@@ -6,9 +6,6 @@ DEFINES += QT_BUILD_WEBENGINE_LIB
 QT += qml quick
 QT_PRIVATE += qml-private quick-private gui-private core-private
 
-# Remove this as soon as we have a hard-dependency on Qt 5.2
-qtHaveModule(v8): QT_PRIVATE += v8-private
-
 INCLUDEPATH += api ../core
 
 # FIXME: all this should eventually be turned into QT += webenginecore