blink: Cleanup class forward declarations

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

 // Copyright 2015 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #ifndef FontFallbackIterator_h
 #define FontFallbackIterator_h
 
 #include "platform/fonts/FontDataForRangeSet.h"
 #include "platform/fonts/FontFallbackPriority.h"
 #include "wtf/HashMap.h"
 #include "wtf/PassRefPtr.h"
 #include "wtf/RefCounted.h"
 #include "wtf/RefPtr.h"
 #include "wtf/Vector.h"
 #include "wtf/text/Unicode.h"
 
 namespace blink {
 
 using namespace WTF;
 
 class FontDescription;
 class FontFallbackList;
 class SimpleFontData;
-class FontFamily;
 
 class FontFallbackIterator : public RefCounted<FontFallbackIterator> {
   WTF_MAKE_NONCOPYABLE(FontFallbackIterator);
 
  public:
   static PassRefPtr<FontFallbackIterator> create(const FontDescription&,
                                                  PassRefPtr<FontFallbackList>,
                                                  FontFallbackPriority);
 
   bool hasNext() const { return m_fallbackStage != OutOfLuck; };
@@ skipping 41 matching lines @@
   // as returning a duplicate value causes a shaping run that won't return any
   // results.
   HashSet<uint32_t> m_uniqueFontDataForRangeSetsReturned;
   Vector<RefPtr<FontDataForRangeSet>> m_trackedLoadingRangeSets;
   FontFallbackPriority m_fontFallbackPriority;
 };
 
 }  // namespace blink
 
 #endif