Use a new Supplement constructor for supplements in core/

third_party/WebKit/Source/core/testing/InternalSettings.cpp

 /*
  * Copyright (C) 2012 Google Inc. All rights reserved.
  * Copyright (C) 2013 Apple Inc. All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions
  * are met:
  *
  * 1.  Redistributions of source code must retain the above copyright
  *     notice, this list of conditions and the following disclaimer.
@@ skipping 113 matching lines @@
       Supplement<Page>::from(page, supplementName()));
 }
 const char* InternalSettings::supplementName() {
   return "InternalSettings";
 }
 
 InternalSettings::~InternalSettings() {}
 
 InternalSettings::InternalSettings(Page& page)
     : InternalSettingsGenerated(&page),
-      m_page(&page),
+      Supplement<Page>(page),
       m_backup(&page.settings()) {}
 
 void InternalSettings::resetToConsistentState() {
   m_backup.restoreTo(settings());
   m_backup = Backup(settings());
   m_backup.m_originalTextAutosizingEnabled =
       settings()->textAutosizingEnabled();
 
   InternalSettingsGenerated::resetToConsistentState();
 }
@@ skipping 219 matching lines @@
 }
 
 void InternalSettings::setDefaultVideoPosterURL(
     const String& url,
     ExceptionState& exceptionState) {
   InternalSettingsGuardForSettings();
   settings()->setDefaultVideoPosterURL(url);
 }
 
 DEFINE_TRACE(InternalSettings) {
-  visitor->trace(m_page);
   InternalSettingsGenerated::trace(visitor);
   Supplement<Page>::trace(visitor);
 }
 
 void InternalSettings::setAvailablePointerTypes(
     const String& pointers,
     ExceptionState& exceptionState) {
   InternalSettingsGuardForSettings();
 
   // Allow setting multiple pointer types by passing comma seperated list
@@ skipping 143 matching lines @@
   RuntimeEnabledFeatures::setCompositorWorkerEnabled(enabled);
 }
 
 void InternalSettings::setPresentationReceiver(bool enabled,
                                                ExceptionState& exceptionState) {
   InternalSettingsGuardForSettings();
   settings()->setPresentationReceiver(enabled);
 }
 
 }  // namespace blink