cc: make resource keep video buffer format for hardware overlay.

cc/ipc/quads_struct_traits.cc

 // Copyright 2016 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 "cc/ipc/quads_struct_traits.h"
 #include "ui/gfx/mojo/transform_struct_traits.h"
 
 namespace mojo {
 
 cc::DrawQuad* AllocateAndConstruct(
@@ skipping 80 matching lines @@
 bool StructTraits<cc::mojom::StreamVideoQuadStateDataView, cc::DrawQuad>::Read(
     cc::mojom::StreamVideoQuadStateDataView data,
     cc::DrawQuad* out) {
   cc::StreamVideoDrawQuad* quad = static_cast<cc::StreamVideoDrawQuad*>(out);
   quad->resources.ids[cc::StreamVideoDrawQuad::kResourceIdIndex] =
       data.resource_id();
   quad->resources.count = 1;
   return data.ReadResourceSizeInPixels(
              &quad->overlay_resources
                   .size_in_pixels[cc::StreamVideoDrawQuad::kResourceIdIndex]) &&
-         data.ReadMatrix(&quad->matrix);
+         data.ReadFormat(&quad->format) && data.ReadMatrix(&quad->matrix);
 }
 
 // static
 bool StructTraits<cc::mojom::SurfaceQuadStateDataView, cc::DrawQuad>::Read(
     cc::mojom::SurfaceQuadStateDataView data,
     cc::DrawQuad* out) {
   cc::SurfaceDrawQuad* quad = static_cast<cc::SurfaceDrawQuad*>(out);
   return data.ReadSurface(&quad->surface_id);
 }
 
@@ skipping 120 matching lines @@
     cc::DrawQuad* out) {
   if (!data.ReadRect(&out->rect) || !data.ReadOpaqueRect(&out->opaque_rect) ||
       !data.ReadVisibleRect(&out->visible_rect)) {
     return false;
   }
   out->needs_blending = data.needs_blending();
   return data.ReadDrawQuadState(out);
 }
 
 }  // namespace mojo