include RefCounted.h where needed, only.

third_party/WebKit/Source/platform/fonts/FontFallbackList.h

 /*
  * Copyright (C) 2006, 2010 Apple Inc. All rights reserved.
  *
  * This library is free software; you can redistribute it and/or
  * modify it under the terms of the GNU Library General Public
  * License as published by the Free Software Foundation; either
  * version 2 of the License, or (at your option) any later version.
  *
  * This library is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
@@ skipping 10 matching lines @@
 #ifndef FontFallbackList_h
 #define FontFallbackList_h
 
 #include "platform/fonts/FallbackListCompositeKey.h"
 #include "platform/fonts/FontCache.h"
 #include "platform/fonts/FontSelector.h"
 #include "platform/fonts/SimpleFontData.h"
 #include "platform/fonts/shaping/ShapeCache.h"
 #include "wtf/Allocator.h"
 #include "wtf/Forward.h"
+#include "wtf/RefCounted.h"
 #include "wtf/WeakPtr.h"
 
 namespace blink {
 
 class GlyphPageTreeNodeBase;
 class FontDescription;
 
 const int cAllFamiliesScanned = -1;
 
 class PLATFORM_EXPORT FontFallbackList : public RefCounted<FontFallbackList> {
@@ skipping 92 matching lines @@
     unsigned m_fontSelectorVersion;
     mutable int m_familyIndex;
     unsigned short m_generation;
     mutable bool m_hasLoadingFallback : 1;
     mutable WeakPtr<ShapeCache> m_shapeCache;
 };
 
 } // namespace blink
 
 #endif