Separate gfx_ipc into skia-dependent and non-skia-dependent parts

ui/gfx/ipc/gfx_param_traits.h

 // Copyright 2014 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_IPC_GFX_PARAM_TRAITS_H_
 #define UI_GFX_IPC_GFX_PARAM_TRAITS_H_
 
 #include <string>
 
 #include "ipc/ipc_message_utils.h"
 #include "ipc/param_traits_macros.h"
 #include "ui/gfx/buffer_types.h"
 #include "ui/gfx/ipc/gfx_ipc_export.h"
 #include "ui/gfx/ipc/gfx_param_traits_macros.h"
 
 #if defined(OS_MACOSX) && !defined(OS_IOS)
 #include "ui/gfx/mac/io_surface.h"
 #endif
 
-class SkBitmap;
-
 namespace gfx {
 class Point;
 class PointF;
 class Point3F;
 class Range;
 class Rect;
 class RectF;
 class ScrollOffset;
 class Size;
 class SizeF;
@@ skipping 90 matching lines @@
   typedef gfx::RectF param_type;
   static void GetSize(base::PickleSizer* s, const param_type& p);
   static void Write(base::Pickle* m, const param_type& p);
   static bool Read(const base::Pickle* m,
                    base::PickleIterator* iter,
                    param_type* r);
   static void Log(const param_type& p, std::string* l);
 };
 
 template <>
-struct GFX_IPC_EXPORT ParamTraits<SkBitmap> {
-  typedef SkBitmap param_type;
-  static void Write(base::Pickle* m, const param_type& p);
-
-  // Note: This function expects parameter |r| to be of type &SkBitmap since
-  // r->SetConfig() and r->SetPixels() are called.
-  static bool Read(const base::Pickle* m,
-                   base::PickleIterator* iter,
-                   param_type* r);
-
-  static void Log(const param_type& p, std::string* l);
-};
-
-template <>
 struct GFX_IPC_EXPORT ParamTraits<gfx::Range> {
   typedef gfx::Range param_type;
   static void Write(base::Pickle* m, const param_type& p);
   static bool Read(const base::Pickle* m,
                    base::PickleIterator* iter,
                    param_type* r);
   static void Log(const param_type& p, std::string* l);
 };
 
 template <>
@@ skipping 18 matching lines @@
   static bool Read(const base::Pickle* m,
                    base::PickleIterator* iter,
                    param_type* r);
   static void Log(const param_type& p, std::string* l);
 };
 #endif  // defined(OS_MACOSX) && !defined(OS_IOS)
 
 }  // namespace IPC
 
 #endif  // UI_GFX_IPC_GFX_PARAM_TRAITS_H_