blink: Cleanup core class forward declarations

third_party/WebKit/Source/core/inspector/InspectorCSSAgent.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
  *     notice, this list of conditions and the following disclaimer in the
@@ skipping 26 matching lines @@
 #include "wtf/HashCountedSet.h"
 #include "wtf/HashMap.h"
 #include "wtf/HashSet.h"
 #include "wtf/PassRefPtr.h"
 #include "wtf/RefPtr.h"
 #include "wtf/Vector.h"
 #include "wtf/text/WTFString.h"
 
 namespace blink {
 
-class CSSKeyframeRule;
 class CSSRule;
 class CSSRuleList;
 class CSSStyleRule;
 class CSSStyleSheet;
 class Document;
 class Element;
 class InspectedFrames;
 class InspectorNetworkAgent;
 class InspectorResourceContainer;
 class InspectorResourceContentLoader;
@@ skipping 305 matching lines @@
 
   int m_resourceContentLoaderClientId;
 
   friend class InspectorResourceContentLoaderCallback;
   friend class StyleSheetBinder;
 };
 
 }  // namespace blink
 
 #endif  // !defined(InspectorCSSAgent_h)