Disambiguate LifecycleObserver::contextDestroyed

third_party/WebKit/Source/modules/encryptedmedia/MediaKeySession.cpp

 /*
  * Copyright (C) 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
  *    notice, this list of conditions and the following disclaimer in the
@@ skipping 1012 matching lines @@
       << (!m_pendingActions.isEmpty() ? " !m_pendingActions.isEmpty()" : "")
       << (m_asyncEventQueue->hasPendingEvents()
               ? " m_asyncEventQueue->hasPendingEvents()"
               : "")
       << ((m_mediaKeys && !m_isClosed) ? " m_mediaKeys && !m_isClosed" : "");
 
   return !m_pendingActions.isEmpty() || m_asyncEventQueue->hasPendingEvents() ||
          (m_mediaKeys && !m_isClosed);
 }
 
-void MediaKeySession::contextDestroyed() {
+void MediaKeySession::contextDestroyed(ExecutionContext*) {
   // Stop the CDM from firing any more events for this session.
   m_session.reset();
   m_isClosed = true;
   m_actionTimer.stop();
   m_pendingActions.clear();
   m_asyncEventQueue->close();
 }
 
 DEFINE_TRACE(MediaKeySession) {
   visitor->trace(m_asyncEventQueue);
   visitor->trace(m_pendingActions);
   visitor->trace(m_mediaKeys);
   visitor->trace(m_keyStatusesMap);
   visitor->trace(m_closedPromise);
   EventTargetWithInlineData::trace(visitor);
   ContextLifecycleObserver::trace(visitor);
 }
 
 }  // namespace blink