Make DOMWindowProperty a thin wrapper of ContextLifecycleObserver

third_party/WebKit/Source/modules/webaudio/WindowAudioWorklet.cpp

 // Copyright 2016 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.
 
 #include "modules/webaudio/WindowAudioWorklet.h"
 
 #include "core/frame/LocalDOMWindow.h"
 #include "core/frame/LocalFrame.h"
 #include "modules/webaudio/AudioWorklet.h"
 
@@ skipping 19 matching lines @@
 Worklet* WindowAudioWorklet::audioWorklet(DOMWindow& window) {
   return from(toLocalDOMWindow(window)).audioWorklet();
 }
 
 AudioWorklet* WindowAudioWorklet::audioWorklet() {
   if (!m_audioWorklet && frame())
     m_audioWorklet = AudioWorklet::create(frame());
   return m_audioWorklet.get();
 }
 
-void WindowAudioWorklet::frameDestroyed() {
+void WindowAudioWorklet::contextDestroyed() {
   m_audioWorklet.clear();
-  DOMWindowProperty::frameDestroyed();
+  DOMWindowProperty::contextDestroyed();
 }
 
 DEFINE_TRACE(WindowAudioWorklet) {
   visitor->trace(m_audioWorklet);
   Supplement<LocalDOMWindow>::trace(visitor);
   DOMWindowProperty::trace(visitor);
 }
 
 }  // namespace blink