Fix inclusion of SkDrawPictureCallback.h

cc/resources/picture.h

 // Copyright 2012 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 CC_RESOURCES_PICTURE_H_
 #define CC_RESOURCES_PICTURE_H_
 
 #include <string>
 #include <utility>
 #include <vector>
 
 #include "base/basictypes.h"
 #include "base/containers/hash_tables.h"
 #include "base/debug/trace_event.h"
 #include "base/lazy_instance.h"
 #include "base/logging.h"
 #include "base/memory/ref_counted.h"
 #include "base/memory/scoped_ptr.h"
 #include "cc/base/cc_export.h"
 #include "cc/base/region.h"
 #include "skia/ext/refptr.h"
 #include "third_party/skia/include/core/SkBBHFactory.h"
 #include "third_party/skia/include/core/SkPicture.h"
 #include "ui/gfx/geometry/rect.h"
 

[robertphillips, 2015/01/06 16:08:09]

This also will go away after the renaming as the pre-declaration of
SkAbortCallback in SkPicture.h should suffice.

+class SkDrawPictureCallback;
 class SkPixelRef;
 
 namespace base {
 class Value;
 }
 
 namespace skia {
 class AnalysisCanvas;
 }
 
@@ skipping 125 matching lines @@
     AsTraceableRecordData() const;
 
   friend class base::RefCountedThreadSafe<Picture>;
   friend class PixelRefIterator;
   DISALLOW_COPY_AND_ASSIGN(Picture);
 };
 
 }  // namespace cc
 
 #endif  // CC_RESOURCES_PICTURE_H_