cc: Move copy requests from layers to the effect tree

cc/trees/layer_tree_host_common.cc

Index: cc/trees/layer_tree_host_common.cc
diff --git a/cc/trees/layer_tree_host_common.cc b/cc/trees/layer_tree_host_common.cc
index 8ed875c53f2ffcb9bb5c4e65466f5889c81dd34f..5a7a01daab733a83a309385e85b11bc2d60575d3 100644
--- a/cc/trees/layer_tree_host_common.cc
+++ b/cc/trees/layer_tree_host_common.cc
@@ -377,7 +377,7 @@ static void ComputeInitialRenderSurfaceLayerList(
       // same is true for layers with filters that move pixels.
       // TODO(senorblanco): make this smarter for the SkImageFilter case (check
       // for pixel-moving filters)
-      bool is_occlusion_immune = layer->HasCopyRequest() ||
+      bool is_occlusion_immune = surface->HasCopyRequest() ||
                                  layer->has_replica() ||
                                  layer->filters().HasReferenceFilter() ||
                                  layer->filters().HasFilterThatMovesPixels();