Replace FINAL and OVERRIDE with their C++11 counterparts in Source/modules

Source/modules/push_messaging/NavigatorPushManager.h

 // Copyright 2014 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 NavigatorPushManager_h
 #define NavigatorPushManager_h
 
 #include "platform/Supplementable.h"
 #include "platform/heap/Handle.h"
 
 namespace blink {
 
 class Navigator;
 class PushManager;
 
-class NavigatorPushManager FINAL : public NoBaseWillBeGarbageCollectedFinalized<NavigatorPushManager>, public WillBeHeapSupplement<Navigator> {
+class NavigatorPushManager final : public NoBaseWillBeGarbageCollectedFinalized<NavigatorPushManager>, public WillBeHeapSupplement<Navigator> {
     WILL_BE_USING_GARBAGE_COLLECTED_MIXIN(NavigatorPushManager);
 public:
     virtual ~NavigatorPushManager();
     static NavigatorPushManager& from(Navigator&);
 
     static PushManager* push(Navigator&);
     PushManager* pushManager();
 
     void trace(Visitor*);
 
 private:
     NavigatorPushManager();
     static const char* supplementName();
 
     PersistentWillBeMember<PushManager> m_pushManager;
 };
 
 } // namespace blink
 
 #endif // NavigatorPushManager_h