Rename FrameDestructionObserver to LocalFrameLifecycleObserver.

Source/modules/plugins/DOMMimeType.cpp

 /*
  *  Copyright (C) 2008 Nokia Corporation and/or its subsidiary(-ies)
  *
  *  This library is free software; you can redistribute it and/or
  *  modify it under the terms of the GNU Lesser General Public
  *  License as published by the Free Software Foundation; either
  *  version 2 of the License, or (at your option) any later version.
  *
  *  This library is distributed in the hope that it will be useful,
  *  but WITHOUT ANY WARRANTY; without even the implied warranty of
@@ skipping 10 matching lines @@
 
 #include "core/frame/LocalFrame.h"
 #include "core/loader/FrameLoader.h"
 #include "core/page/Page.h"
 #include "modules/plugins/DOMPlugin.h"
 #include "wtf/text/StringBuilder.h"
 
 namespace blink {
 
 DOMMimeType::DOMMimeType(PassRefPtr<PluginData> pluginData, LocalFrame* frame, unsigned index)
-    : FrameDestructionObserver(frame)
+    : LocalFrameLifecycleObserver(frame)
     , m_pluginData(pluginData)
     , m_index(index)
 {
 }
 
 DOMMimeType::~DOMMimeType()
 {
 }
 
 DEFINE_TRACE(DOMMimeType)
 {
-    FrameDestructionObserver::trace(visitor);
+    LocalFrameLifecycleObserver::trace(visitor);
 }
 
 const String &DOMMimeType::type() const
 {
     return mimeClassInfo().type;
 }
 
 String DOMMimeType::suffixes() const
 {
     const Vector<String>& extensions = mimeClassInfo().extensions;
@@ skipping 17 matching lines @@
     // FIXME: allowPlugins is just a client call. We should not need
     // to bounce through the loader to get there.
     // Something like: frame()->host()->client()->allowPlugins().
     if (!frame() || !frame()->loader().allowPlugins(NotAboutToInstantiatePlugin))
         return nullptr;
 
     return DOMPlugin::create(m_pluginData.get(), frame(), m_pluginData->mimePluginIndices()[m_index]);
 }
 
 } // namespace blink