Make skia.mojom.Bitmap use shared buffer

ui/gfx/image/mojo/image_skia_struct_traits.h

Index: ui/gfx/image/mojo/image_skia_struct_traits.h
diff --git a/ui/gfx/image/mojo/image_skia_struct_traits.h b/ui/gfx/image/mojo/image_skia_struct_traits.h
index 974ec9cf1d75a6d58039da63376b4c67a64dafef..d2e2cc40153871cb01363ad33160c9921f6ba32a 100644
--- a/ui/gfx/image/mojo/image_skia_struct_traits.h
+++ b/ui/gfx/image/mojo/image_skia_struct_traits.h
@@ -9,7 +9,6 @@
 
 #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"
@@ -17,30 +16,6 @@
 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();