blink: Cleanup core class forward declarations

third_party/WebKit/Source/core/dom/ScriptRunner.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 17 matching lines @@
 
 #include "core/CoreExport.h"
 #include "platform/heap/Handle.h"
 #include "public/platform/WebTraceLocation.h"
 #include "wtf/Deque.h"
 #include "wtf/HashMap.h"
 #include "wtf/Noncopyable.h"
 
 namespace blink {
 
-class CancellableTaskFactory;
 class Document;
 class ScriptLoader;
 class WebTaskRunner;
 
 class CORE_EXPORT ScriptRunner final : public GarbageCollected<ScriptRunner> {
   WTF_MAKE_NONCOPYABLE(ScriptRunner);
 
  public:
   static ScriptRunner* create(Document* document) {
     return new ScriptRunner(document);
@@ skipping 48 matching lines @@
 
   bool m_isSuspended;
 #ifndef NDEBUG
   bool m_hasEverBeenSuspended;
 #endif
 };
 
 }  // namespace blink
 
 #endif  // ScriptRunner_h