Clean up forward declarations in Source/core/inspector

Source/core/inspector/InjectedScriptHost.h

 /*
  * Copyright (C) 2007 Apple Inc. All rights reserved.
  * Copyright (C) 2009 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:
  *
  * 1.  Redistributions of source code must retain the above copyright
  *     notice, this list of conditions and the following disclaimer.
@@ skipping 21 matching lines @@
 
 #include "bindings/core/v8/ScriptState.h"
 #include "bindings/core/v8/ScriptWrappable.h"
 #include "wtf/PassOwnPtr.h"
 #include "wtf/RefCounted.h"
 #include "wtf/Vector.h"
 #include "wtf/text/WTFString.h"
 
 namespace blink {
 
-class Database;
 class EventTarget;
-class InjectedScript;
 class InstrumentingAgents;
 class JSONValue;
 class Node;
 class ScriptDebugServer;
 class ScriptValue;
-class Storage;
 
 struct EventListenerInfo;
 
 // SECURITY NOTE: Although the InjectedScriptHost is intended for use solely by the inspector,
 // a reference to the InjectedScriptHost may be leaked to the page being inspected. Thus, the
 // InjectedScriptHost must never implemment methods that have more power over the page than the
 // page already has itself (e.g. origin restriction bypasses).
 
 class InjectedScriptHost : public RefCountedWillBeGarbageCollectedFinalized<InjectedScriptHost>, public ScriptWrappable {
     DEFINE_WRAPPERTYPEINFO();
@@ skipping 39 matching lines @@
 
     RawPtrWillBeMember<InstrumentingAgents> m_instrumentingAgents;
     ScriptDebugServer* m_scriptDebugServer;
     Vector<OwnPtr<InspectableObject> > m_inspectedObjects;
     OwnPtr<InspectableObject> m_defaultInspectableObject;
 };
 
 } // namespace blink
 
 #endif // InjectedScriptHost_h