Disambiguate LifecycleObserver::contextDestroyed

third_party/WebKit/Source/modules/eventsource/EventSource.h

 /*
  * Copyright (C) 2009, 2012 Ericsson AB. All rights reserved.
  * Copyright (C) 2010 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 74 matching lines @@
   const AtomicString& interfaceName() const override;
   ExecutionContext* getExecutionContext() const override;
 
   // ContextLifecycleObserver
   //
   // Note: We don't need to inherit from SuspendableObject since
   // ScopedPageLoadDeferrer calls Page::setDefersLoading() and
   // it defers delivery of events from the loader, and therefore
   // the methods of this class for receiving asynchronous events
   // from the loader won't be invoked.
-  void contextDestroyed() override;
+  void contextDestroyed(ExecutionContext*) override;
 
   // ScriptWrappable
   bool hasPendingActivity() const final;
 
   DECLARE_VIRTUAL_TRACE();
 
  private:
   EventSource(ExecutionContext*, const KURL&, const EventSourceInit&);
 
   void didReceiveResponse(unsigned long,
@@ skipping 30 matching lines @@
   Member<ThreadableLoader> m_loader;
   Timer<EventSource> m_connectTimer;
 
   unsigned long long m_reconnectDelay;
   String m_eventStreamOrigin;
 };
 
 }  // namespace blink
 
 #endif  // EventSource_h