Remove unused includes from core/inspector, core/loader and core/page

Source/core/inspector/InspectorState.h

 /*
  * Copyright (C) 2011 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 16 matching lines @@
  * (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 InspectorState_h
 #define InspectorState_h
 
 
 #include "core/platform/JSONValues.h"
 #include "wtf/HashMap.h"
-#include "wtf/RefCounted.h"
 #include "wtf/text/WTFString.h"
 
 namespace WebCore {
 
 class InspectorStateClient;
 
 class InspectorStateUpdateListener {
 public:
     virtual ~InspectorStateUpdateListener() { }
     virtual void inspectorStateUpdated() = 0;
@@ skipping 60 matching lines @@
 
     InspectorStateClient* m_client;
     RefPtr<JSONObject> m_stateObject;
     bool m_isMuted;
     InspectorStateMap m_inspectorStateMap;
 };
 
 } // namespace WebCore
 
 #endif // !defined(InspectorState_h)