Disambiguate LifecycleObserver::contextDestroyed

third_party/WebKit/Source/core/css/FontFaceSet.cpp

 /*
  * Copyright (C) 2013 Google 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.
  * 2. Redistributions in binary form must reproduce the above copyright
  *    notice, this list of conditions and the following disclaimer in the
@@ skipping 178 matching lines @@
 }
 
 void FontFaceSet::suspend() {
   m_asyncRunner->suspend();
 }
 
 void FontFaceSet::resume() {
   m_asyncRunner->resume();
 }
 
-void FontFaceSet::contextDestroyed() {
+void FontFaceSet::contextDestroyed(ExecutionContext*) {
   m_asyncRunner->stop();
 }
 
 void FontFaceSet::beginFontLoading(FontFace* fontFace) {
   m_histogram.incrementCount();
   addToLoadingFonts(fontFace);
 }
 
 void FontFaceSet::notifyLoaded(FontFace* fontFace) {
   m_histogram.updateStatus(fontFace);
@@ skipping 351 matching lines @@
   visitor->trace(m_failedFonts);
   visitor->trace(m_nonCSSConnectedFaces);
   visitor->trace(m_asyncRunner);
   EventTargetWithInlineData::trace(visitor);
   Supplement<Document>::trace(visitor);
   SuspendableObject::trace(visitor);
   FontFace::LoadFontCallback::trace(visitor);
 }
 
 }  // namespace blink