mix-blend-mode implementation for accelerated layers

cc/layers/render_surface_impl.cc

 // Copyright 2011 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/layers/render_surface_impl.h"
 
 #include <algorithm>
 
 #include "base/logging.h"
 #include "base/strings/stringprintf.h"
@@ skipping 138 matching lines @@
 
   const gfx::Transform& draw_transform =
       for_replica ? replica_draw_transform_ : draw_transform_;
   SharedQuadState* shared_quad_state =
       quad_sink->UseSharedQuadState(SharedQuadState::Create());
   shared_quad_state->SetAll(draw_transform,
                             content_rect_.size(),
                             content_rect_,
                             clip_rect_,
                             is_clipped_,
-                            draw_opacity_);
+                            draw_opacity_,
+                            owning_layer_->blend_mode());
 
   if (owning_layer_->ShowDebugBorders()) {
     SkColor color = for_replica ?
                     DebugColors::SurfaceReplicaBorderColor() :
                     DebugColors::SurfaceBorderColor();
     float width = for_replica ?
                   DebugColors::SurfaceReplicaBorderWidth(
                       owning_layer_->layer_tree_impl()) :
                   DebugColors::SurfaceBorderWidth(
                       owning_layer_->layer_tree_impl());
@@ skipping 56 matching lines @@
                for_replica,
                mask_resource_id,
                contents_changed_since_last_frame,
                mask_uv_rect,
                owning_layer_->filters(),
                owning_layer_->background_filters());
   quad_sink->Append(quad.PassAs<DrawQuad>(), append_quads_data);
 }
 
 }  // namespace cc