Rendering context information added to SharedQuadState

cc/trees/layer_tree_host_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/trees/layer_tree_host_impl.h"
 
 #include <algorithm>
 #include <limits>
 
 #include "base/basictypes.h"
@@ skipping 633 matching lines @@
 
   QuadSink quad_culler(target_render_pass, &occlusion_tracker);
 
   // Manually create the quad state for the gutter quads, as the root layer
   // doesn't have any bounds and so can't generate this itself.
   // TODO(danakj): Make the gutter quads generated by the solid color layer
   // (make it smarter about generating quads to fill unoccluded areas).
 
   gfx::Rect root_target_rect = root_layer->render_surface()->content_rect();
   float opacity = 1.f;
+  int sorting_context_id = 0;
   SharedQuadState* shared_quad_state = quad_culler.CreateSharedQuadState();
   shared_quad_state->SetAll(gfx::Transform(),
                             root_target_rect.size(),
                             root_target_rect,
                             root_target_rect,
                             false,
                             opacity,
-                            SkXfermode::kSrcOver_Mode);
+                            SkXfermode::kSrcOver_Mode,
+                            sorting_context_id);
 
   for (Region::Iterator fill_rects(screen_background_color_region);
        fill_rects.has_rect();
        fill_rects.next()) {
     gfx::Rect screen_space_rect = fill_rects.rect();
     gfx::Rect visible_screen_space_rect = screen_space_rect;
     // Skip the quad culler and just append the quads directly to avoid
     // occlusion checks.
     scoped_ptr<SolidColorDrawQuad> quad = SolidColorDrawQuad::Create();
     quad->SetNew(shared_quad_state,
@@ skipping 2481 matching lines @@
 }
 
 void LayerTreeHostImpl::UnregisterPictureLayerImpl(PictureLayerImpl* layer) {
   std::vector<PictureLayerImpl*>::iterator it =
       std::find(picture_layers_.begin(), picture_layers_.end(), layer);
   DCHECK(it != picture_layers_.end());
   picture_layers_.erase(it);
 }
 
 }  // namespace cc