Disambiguate LifecycleObserver::contextDestroyed

third_party/WebKit/Source/modules/mediasource/MediaSource.h

 /*
  * 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:
  *
  *     * Redistributions of source code must retain the above copyright
  * notice, this list of conditions and the following disclaimer.
  *     * Redistributions in binary form must reproduce the above
@@ skipping 90 matching lines @@
   void onTrackChanged(TrackBase*) override;
 
   // EventTarget interface
   const AtomicString& interfaceName() const override;
   ExecutionContext* getExecutionContext() const override;
 
   // ScriptWrappable
   bool hasPendingActivity() const final;
 
   // ContextLifecycleObserver interface
-  void contextDestroyed() override;
+  void contextDestroyed(ExecutionContext*) override;
 
   // URLRegistrable interface
   URLRegistry& registry() const override;
 
   // Used by SourceBuffer.
   void openIfInEndedState();
   bool isOpen() const;
   void setSourceBufferActive(SourceBuffer*, bool);
   HTMLMediaElement* mediaElement() const;
 
@@ skipping 31 matching lines @@
   Member<SourceBufferList> m_activeSourceBuffers;
 
   Member<TimeRanges> m_liveSeekableRange;
 
   int m_addedToRegistryCounter;
 };
 
 }  // namespace blink
 
 #endif  // MediaSource_h