Disambiguate LifecycleObserver::contextDestroyed

third_party/WebKit/Source/modules/mediastream/MediaDevices.h

 // Copyright 2015 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #ifndef MediaDevices_h
 #define MediaDevices_h
 
 #include "bindings/core/v8/ActiveScriptWrappable.h"
 #include "bindings/core/v8/ScriptPromise.h"
 #include "core/dom/SuspendableObject.h"
@@ skipping 30 matching lines @@
 
   // EventTarget overrides.
   const AtomicString& interfaceName() const override;
   ExecutionContext* getExecutionContext() const override;
   void removeAllEventListeners() override;
 
   // ScriptWrappable
   bool hasPendingActivity() const override;
 
   // SuspendableObject overrides.
-  void contextDestroyed() override;
+  void contextDestroyed(ExecutionContext*) override;
   void suspend() override;
   void resume() override;
 
   DECLARE_VIRTUAL_TRACE();
 
   DEFINE_ATTRIBUTE_EVENT_LISTENER(devicechange);
 
  protected:
   // EventTarget overrides.
   void addedEventListener(const AtomicString& eventType,
@@ skipping 12 matching lines @@
 
   bool m_observing;
   bool m_stopped;
   Member<AsyncMethodRunner<MediaDevices>> m_dispatchScheduledEventRunner;
   HeapVector<Member<Event>> m_scheduledEvents;
 };
 
 }  // namespace blink
 
 #endif