Disambiguate LifecycleObserver::contextDestroyed

third_party/WebKit/Source/core/html/HTMLMediaElement.cpp

 /*
  * Copyright (C) 2007, 2008, 2009, 2010, 2011, 2012, 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.
  * 2. Redistributions in binary form must reproduce the above copyright
@@ skipping 3358 matching lines @@
   m_loadState = WaitingForSource;
 
   // We can't cast if we don't have a media player.
   m_playingRemotely = false;
   remoteRouteAvailabilityChanged(WebRemotePlaybackAvailability::Unknown);
 
   if (layoutObject())
     layoutObject()->setShouldDoFullPaintInvalidation();
 }
 
-void HTMLMediaElement::contextDestroyed() {
+void HTMLMediaElement::contextDestroyed(ExecutionContext*) {
   BLINK_MEDIA_LOG << "contextDestroyed(" << (void*)this << ")";
 
   // Close the async event queue so that no events are enqueued.
   cancelPendingEventsAndCallbacks();
   m_asyncEventQueue->close();
 
   // Clear everything in the Media Element
   clearMediaPlayer();
   m_readyState = kHaveNothing;
   m_readyStateMaximum = kHaveNothing;
@@ skipping 736 matching lines @@
       kMostlyFillViewportBecomeStableSeconds, BLINK_FROM_HERE);
 }
 
 void HTMLMediaElement::viewportFillDebouncerTimerFired(TimerBase*) {
   m_mostlyFillingViewport = true;
   if (m_webMediaPlayer)
     m_webMediaPlayer->becameDominantVisibleContent(m_mostlyFillingViewport);
 }
 
 }  // namespace blink