blink: Cleanup class forward declarations

third_party/WebKit/Source/modules/storage/InspectorDOMStorageAgent.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:
  *
  * 1.  Redistributions of source code must retain the above copyright
  *     notice, this list of conditions and the following disclaimer.
  * 2.  Redistributions in binary form must reproduce the above copyright
@@ skipping 24 matching lines @@
 #include "modules/storage/StorageArea.h"
 #include "wtf/HashMap.h"
 #include "wtf/text/WTFString.h"
 
 namespace blink {
 
 class LocalFrame;
 class Page;
 class StorageArea;
 
-namespace protocol {
-class DictionaryValue;
-}
-
 class MODULES_EXPORT InspectorDOMStorageAgent final
     : public InspectorBaseAgent<protocol::DOMStorage::Metainfo> {
  public:
   static InspectorDOMStorageAgent* create(Page* page) {
     return new InspectorDOMStorageAgent(page);
   }
 
   ~InspectorDOMStorageAgent() override;
   DECLARE_VIRTUAL_TRACE();
 
@@ skipping 31 matching lines @@
       SecurityOrigin*,
       bool isLocalStorage);
 
   Member<Page> m_page;
   bool m_isEnabled;
 };
 
 }  // namespace blink
 
 #endif  // !defined(InspectorDOMStorageAgent_h)