Remove const LayerImpl* from QuadSink

cc/layers/quad_sink.cc

Index: cc/layers/quad_sink.cc
diff --git a/cc/layers/quad_sink.cc b/cc/layers/quad_sink.cc
index 71f4cd330a3e58a2cf314f1aa73d9caf34996d03..5b1d367e4e769e44e8bc86f4fb2fdb89b57d385b 100644
--- a/cc/layers/quad_sink.cc
+++ b/cc/layers/quad_sink.cc
@@ -17,10 +17,8 @@
 namespace cc {
 
 QuadSink::QuadSink(RenderPass* render_pass,
-                   const LayerImpl* layer,
                    const OcclusionTracker<LayerImpl>* occlusion_tracker)
     : render_pass_(render_pass),
-      layer_(layer),

[enne (OOO), 2014/05/30 21:37:01]

Yay, much better.

       current_shared_quad_state_(NULL),
       occlusion_tracker_(occlusion_tracker) {
 }
@@ -31,17 +29,19 @@ SharedQuadState* QuadSink::CreateSharedQuadState() {
 }
 
 gfx::Rect QuadSink::UnoccludedContentRect(
+    const LayerImpl* layer,
     const gfx::Rect& content_rect,
     const gfx::Transform& draw_transform) {
   return occlusion_tracker_->UnoccludedContentRect(
-      layer_->render_target(), content_rect, draw_transform);
+      layer->render_target(), content_rect, draw_transform);
 }
 
 gfx::Rect QuadSink::UnoccludedContributingSurfaceContentRect(
+    const LayerImpl* layer,
     const gfx::Rect& content_rect,
     const gfx::Transform& draw_transform) {
   return occlusion_tracker_->UnoccludedContributingSurfaceContentRect(
-      layer_, content_rect, draw_transform);
+      layer, content_rect, draw_transform);
 }
 
 void QuadSink::Append(scoped_ptr<DrawQuad> draw_quad) {