List all child surfaces (including occluded) in CompositorFrame

cc/layers/surface_layer_impl.cc

Index: cc/layers/surface_layer_impl.cc
diff --git a/cc/layers/surface_layer_impl.cc b/cc/layers/surface_layer_impl.cc
index 546af40c522bd26a41d0fe1304b8db30488d2a88..e0dcadf0b0c40fc6e899d3ab5cee9909333db236 100644
--- a/cc/layers/surface_layer_impl.cc
+++ b/cc/layers/surface_layer_impl.cc
@@ -8,15 +8,19 @@
 #include "cc/debug/debug_colors.h"
 #include "cc/quads/solid_color_draw_quad.h"
 #include "cc/quads/surface_draw_quad.h"
+#include "cc/trees/layer_tree_impl.h"
 #include "cc/trees/occlusion.h"
 
 namespace cc {
 
 SurfaceLayerImpl::SurfaceLayerImpl(LayerTreeImpl* tree_impl, int id)
     : LayerImpl(tree_impl, id), surface_scale_(0.f) {
+  layer_tree_impl()->AddSurfaceLayer(this);
 }
 
-SurfaceLayerImpl::~SurfaceLayerImpl() {}
+SurfaceLayerImpl::~SurfaceLayerImpl() {
+  layer_tree_impl()->RemoveSurfaceLayer(this);
+}
 
 scoped_ptr<LayerImpl> SurfaceLayerImpl::CreateLayerImpl(
     LayerTreeImpl* tree_impl) {
@@ -76,7 +80,6 @@ void SurfaceLayerImpl::AppendQuads(RenderPass* render_pass,
   SurfaceDrawQuad* quad =
       render_pass->CreateAndAppendDrawQuad<SurfaceDrawQuad>();
   quad->SetNew(shared_quad_state, quad_rect, visible_quad_rect, surface_id_);
-  render_pass->referenced_surfaces.push_back(surface_id_);
 }
 
 void SurfaceLayerImpl::GetDebugBorderProperties(SkColor* color,