blink: Cleanup core class forward declarations

third_party/WebKit/Source/core/inspector/InspectorStyleSheet.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/text/WTFString.h"
 #include <memory>
 
 namespace blink {
 
 class CSSKeyframeRule;
 class CSSMediaRule;
 class CSSStyleDeclaration;
 class CSSStyleRule;
 class CSSStyleSheet;
-class Document;
 class Element;
 class ExceptionState;
 class InspectorNetworkAgent;
 class InspectorResourceContainer;
 class InspectorStyleSheetBase;
 
 typedef HeapVector<Member<CSSRule>> CSSRuleVector;
 typedef Vector<unsigned> LineEndings;
 
 class InspectorStyle final : public GarbageCollectedFinalized<InspectorStyle> {
@@ skipping 215 matching lines @@
   InspectorStyleSheetForInlineStyle(Element*, Listener*);
   const String& elementStyleText();
 
   Member<Element> m_element;
   Member<InspectorStyle> m_inspectorStyle;
 };
 
 }  // namespace blink
 
 #endif  // !defined(InspectorStyleSheet_h)