Remove last dependencies on ui/base from ui/gfx

ui/gfx/size.h

 // Copyright (c) 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 UI_GFX_SIZE_H_
 #define UI_GFX_SIZE_H_
 
 #include <string>
 
 #include "base/compiler_specific.h"
 #include "ui/gfx/gfx_export.h"
 #include "ui/gfx/size_base.h"
 #include "ui/gfx/size_f.h"
 
 #if defined(OS_WIN)
 typedef struct tagSIZE SIZE;
 #elif defined(OS_IOS)
 #include <CoreGraphics/CoreGraphics.h>
 #elif defined(OS_MACOSX)
 #include <ApplicationServices/ApplicationServices.h>
 #endif
 
 namespace gfx {
 
 // A size has width and height values.
-class UI_EXPORT Size : public SizeBase<Size, int> {
+class GFX_EXPORT Size : public SizeBase<Size, int> {
  public:
   Size() : SizeBase<Size, int>(0, 0) {}
   Size(int width, int height) : SizeBase<Size, int>(width, height) {}
 #if defined(OS_MACOSX)
   explicit Size(const CGSize& s);
 #endif
 
   ~Size() {}
 
 #if defined(OS_MACOSX)
@@ skipping 21 matching lines @@
   return !(lhs == rhs);
 }
 
 #if !defined(COMPILER_MSVC)
 extern template class SizeBase<Size, int>;
 #endif
 
 }  // namespace gfx
 
 #endif  // UI_GFX_SIZE_H_