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

Source/core/page/Navigator.h

 /*
     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 Library 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
     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
     Library General Public License for more details.
 
     You should have received a copy of the GNU Library General Public License
     along with this library; see the file COPYING.LIB.  If not, write to
     the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
     Boston, MA 02110-1301, USA.
 */
 
 #ifndef Navigator_h
 #define Navigator_h
 
 #include "bindings/v8/ScriptWrappable.h"
 #include "core/page/DOMWindowProperty.h"
 #include "core/page/NavigatorBase.h"
 #include "core/platform/Supplementable.h"
-#include <wtf/Forward.h>
-#include <wtf/HashMap.h>
-#include <wtf/PassRefPtr.h>
-#include <wtf/RefCounted.h>
-#include <wtf/RefPtr.h>
+#include "wtf/Forward.h"
+#include "wtf/PassRefPtr.h"
+#include "wtf/RefCounted.h"
+#include "wtf/RefPtr.h"
 
 namespace WebCore {
 
 class DOMMimeTypeArray;
 class DOMPluginArray;
 class Frame;
 class PluginData;
 
 typedef int ExceptionCode;
 
@@ skipping 17 matching lines @@
 private:
     explicit Navigator(Frame*);
 
     mutable RefPtr<DOMPluginArray> m_plugins;
     mutable RefPtr<DOMMimeTypeArray> m_mimeTypes;
 };
 
 }
 
 #endif