Make skia.mojom.Bitmap use shared buffer

ui/gfx/image/mojo/image_skia_struct_traits.h

 // Copyright 2017 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_IMAGE_MOJO_IMAGE_SKIA_STRUCT_TRAITS_H_
 #define UI_GFX_IMAGE_MOJO_IMAGE_SKIA_STRUCT_TRAITS_H_
 
 #include <stdint.h>
 
 #include <vector>
 
-#include "third_party/skia/include/core/SkBitmap.h"
 #include "ui/gfx/image/image_skia.h"
 #include "ui/gfx/image/image_skia_rep.h"
 #include "ui/gfx/image/mojo/image.mojom-shared.h"
 
 namespace mojo {
 
 template <>
-struct StructTraits<gfx::mojom::SharedBufferSkBitmapDataView, SkBitmap> {
-  struct Context {
-    Context();
-    ~Context();
-
-    mojo::ScopedSharedBufferHandle shared_buffer_handle;
-    uint64_t buffer_byte_size = 0;
-  };
-
-  static void* SetUpContext(const SkBitmap& input);
-  static void TearDownContext(const SkBitmap& input, void* context);
-  static mojo::ScopedSharedBufferHandle shared_buffer_handle(
-      const SkBitmap& input,
-      void* context);
-  static uint64_t buffer_byte_size(const SkBitmap& input, void* context);
-
-  static bool IsNull(const SkBitmap& input) { return input.isNull(); }
-  static void SetToNull(SkBitmap* out) { out->reset(); }
-
-  static bool Read(gfx::mojom::SharedBufferSkBitmapDataView data,
-                   SkBitmap* out);
-};
-
-template <>
 struct StructTraits<gfx::mojom::ImageSkiaRepDataView, gfx::ImageSkiaRep> {
   static SkBitmap bitmap(const gfx::ImageSkiaRep& input) {
     return input.sk_bitmap();
   }
   static float scale(const gfx::ImageSkiaRep& input);
 
   static bool IsNull(const gfx::ImageSkiaRep& input) { return input.is_null(); }
   static void SetToNull(gfx::ImageSkiaRep* out) { *out = gfx::ImageSkiaRep(); }
 
   static bool Read(gfx::mojom::ImageSkiaRepDataView data,
@@ skipping 12 matching lines @@
     return input.image_reps().empty();
   }
   static void SetToNull(gfx::ImageSkia* out) { *out = gfx::ImageSkia(); }
 
   static bool Read(gfx::mojom::ImageSkiaDataView data, gfx::ImageSkia* out);
 };
 
 }  // namespace mojo
 
 #endif  // UI_GFX_IMAGE_MOJO_IMAGE_SKIA_STRUCT_TRAITS_H_