Cleanup: Update the path to gfx size headers.

content/child/image_decoder.h

 // Copyright (c) 2013 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.
 
 #include <vector>
 
 #include "base/basictypes.h"
-#include "ui/gfx/size.h"
+#include "ui/gfx/geometry/size.h"
 
 class SkBitmap;
 
 namespace content {
 
 // Provides an interface to WebKit's image decoders.
 //
 // Note to future: This class should be deleted. We should have our own nice
 // image decoders in base/gfx, and our port should use those. Currently, it's
 // the other way around.
@@ skipping 16 matching lines @@
       const unsigned char* data, size_t size);
 
  private:
   // Size will be empty to get the largest possible size.
   gfx::Size desired_icon_size_;
 
   DISALLOW_COPY_AND_ASSIGN(ImageDecoder);
 };
 
 }  // namespace content