diff --git a/chromium/content/public/common/common_param_traits_macros.h b/chromium/content/public/common/common_param_traits_macros.h
index 3de44ee43b13a5ac3b87dc1cee7d1598bc1f1b3c..aa6ece6060c783da148481f0a98906653050a79a 100644
--- a/chromium/content/public/common/common_param_traits_macros.h
+++ b/chromium/content/public/common/common_param_traits_macros.h
@@ -155,6 +155,7 @@ IPC_STRUCT_TRAITS_BEGIN(WebPreferences)
   IPC_STRUCT_TRAITS_MEMBER(allow_displaying_insecure_content)
   IPC_STRUCT_TRAITS_MEMBER(allow_running_insecure_content)
   IPC_STRUCT_TRAITS_MEMBER(enable_scroll_animator)
+  IPC_STRUCT_TRAITS_MEMBER(enable_error_page)
   IPC_STRUCT_TRAITS_MEMBER(password_echo_enabled)
   IPC_STRUCT_TRAITS_MEMBER(should_clear_document_background)
   IPC_STRUCT_TRAITS_MEMBER(region_based_columns_enabled)
diff --git a/chromium/webkit/common/webpreferences.cc b/chromium/webkit/common/webpreferences.cc
index a5d61b4beb9c5e0ab87658d9b3dce4ea6ba6f030..702a931ead43bbb275814910fc0244b5049bbfcd 100644
--- a/chromium/webkit/common/webpreferences.cc
+++ b/chromium/webkit/common/webpreferences.cc
@@ -75,6 +75,7 @@ WebPreferences::WebPreferences()
       should_print_backgrounds(false),
       should_clear_document_background(true),
       enable_scroll_animator(false),
+      enable_error_page(true),
       region_based_columns_enabled(false),
       touch_enabled(false),
       device_supports_touch(false),
diff --git a/chromium/webkit/common/webpreferences.h b/chromium/webkit/common/webpreferences.h
index be6e50143da82fa3ad2c1094a1f8eab0c2646b5c..1fef8847bd43a5f4473122a986770b0d4244aac9 100644
--- a/chromium/webkit/common/webpreferences.h
+++ b/chromium/webkit/common/webpreferences.h
@@ -124,6 +124,7 @@ struct WEBKIT_COMMON_EXPORT WebPreferences {
   bool should_print_backgrounds;
   bool should_clear_document_background;
   bool enable_scroll_animator;
+  bool enable_error_page;
   bool css_variables_enabled;
   bool region_based_columns_enabled;
   bool touch_enabled;