Cleanup v8 usage in bindings

Source/bindings/v8/V8GCForContextDispose.h

 /*
  * Copyright (C) 2010 Google 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:
  *
  *     * Redistributions of source code must retain the above copyright
  * notice, this list of conditions and the following disclaimer.
  *     * Redistributions in binary form must reproduce the above
@@ skipping 13 matching lines @@
  * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  */
 
 #ifndef V8GCForContextDispose_h
 #define V8GCForContextDispose_h
 
-#include <v8.h>
 #include "platform/Timer.h"
 
 namespace WebCore {
 
 class V8GCForContextDispose {
 public:
     void notifyContextDisposed(bool isMainFrame);
     void notifyIdleSooner(double maximumFireInterval);
 
     static V8GCForContextDispose& instanceTemplate();
 
 private:
     V8GCForContextDispose(); // Use instance() instead.
     void pseudoIdleTimerFired(Timer<V8GCForContextDispose>*);
 
     Timer<V8GCForContextDispose> m_pseudoIdleTimer;
     bool m_didDisposeContextForMainFrame;
 };
 
 }
 
 #endif // V8GCForContextDispose_h