Change cc files from namespace WebCore to cc

cc/CCCompletionEvent.h

 // Copyright 2011 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 CCCompletionEvent_h
 #define CCCompletionEvent_h
 
 #include "base/synchronization/waitable_event.h"
 
-namespace WebCore {
+namespace cc {
 
 // Used for making blocking calls from one thread to another. Use only when
 // absolutely certain that doing-so will not lead to a deadlock.
 //
 // It is safe to destroy this object as soon as wait() returns.
 class CCCompletionEvent {
 public:
     CCCompletionEvent()
         : m_event(false /* manual_reset */, false /* initially_signaled */)
     {
@@ skipping 32 matching lines @@
 #ifndef NDEBUG
     // Used to assert that wait() and signal() are each called exactly once.
     bool m_waited;
     bool m_signaled;
 #endif
 };
 
 }
 
 #endif