Add flag for drawing layers to screen with Ganesh

cc/quads/picture_draw_quad.cc

 // Copyright 2013 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/quads/picture_draw_quad.h"
 
 namespace cc {
 
 PictureDrawQuad::PictureDrawQuad() {
 }
 
 PictureDrawQuad::~PictureDrawQuad() {
 }
 
 scoped_ptr<PictureDrawQuad> PictureDrawQuad::Create() {
   return make_scoped_ptr(new PictureDrawQuad);
 }
 
 void PictureDrawQuad::SetNew(const SharedQuadState* shared_quad_state,
                              gfx::Rect rect,
                              gfx::Rect opaque_rect,
                              const gfx::RectF& tex_coord_rect,
                              gfx::Size texture_size,
                              bool swizzle_contents,
                              gfx::Rect content_rect,
                              float contents_scale,
+                             bool draw_direct_to_backbuffer,
                              scoped_refptr<PicturePileImpl> picture_pile) {
   ContentDrawQuadBase::SetNew(shared_quad_state, DrawQuad::PICTURE_CONTENT,
                               rect, opaque_rect, tex_coord_rect, texture_size,
                               swizzle_contents);
   this->content_rect = content_rect;
   this->contents_scale = contents_scale;
+  this->draw_direct_to_backbuffer = draw_direct_to_backbuffer;
   this->picture_pile = picture_pile;
 }
 
 void PictureDrawQuad::SetAll(const SharedQuadState* shared_quad_state,
                              gfx::Rect rect,
                              gfx::Rect opaque_rect,
                              gfx::Rect visible_rect,
                              bool needs_blending,
                              const gfx::RectF& tex_coord_rect,
                              gfx::Size texture_size,
                              bool swizzle_contents,
                              gfx::Rect content_rect,
                              float contents_scale,
+                             bool draw_direct_to_backbuffer,
                              scoped_refptr<PicturePileImpl> picture_pile) {
   ContentDrawQuadBase::SetAll(shared_quad_state,
                               DrawQuad::PICTURE_CONTENT, rect, opaque_rect,
                               visible_rect, needs_blending, tex_coord_rect,
                               texture_size, swizzle_contents);
   this->content_rect = content_rect;
   this->contents_scale = contents_scale;
+  this->draw_direct_to_backbuffer = draw_direct_to_backbuffer;
   this->picture_pile = picture_pile;
 }
 
 void PictureDrawQuad::IterateResources(
     const ResourceIteratorCallback& callback) {
   // TODO(danakj): Convert to TextureDrawQuad?
   NOTIMPLEMENTED();
 }
 
 const PictureDrawQuad* PictureDrawQuad::MaterialCast(const DrawQuad* quad) {
   DCHECK(quad->material == DrawQuad::PICTURE_CONTENT);
   return static_cast<const PictureDrawQuad*>(quad);
 }
 
 }  // namespace cc