cc: Register namespace hierarchy after ui::Compositor's SurfaceFactory available

content/browser/renderer_host/delegated_frame_host.cc

Index: content/browser/renderer_host/delegated_frame_host.cc
diff --git a/content/browser/renderer_host/delegated_frame_host.cc b/content/browser/renderer_host/delegated_frame_host.cc
index 626ce81bcac47d65e6bd052bb8883988c0ac6733..67af34c585787455d37844368882e0a984c62c62 100644
--- a/content/browser/renderer_host/delegated_frame_host.cc
+++ b/content/browser/renderer_host/delegated_frame_host.cc
@@ -837,10 +837,7 @@ void DelegatedFrameHost::SetCompositor(ui::Compositor* compositor) {
   vsync_manager_ = compositor_->vsync_manager();
   vsync_manager_->AddObserver(this);
 
-  ImageTransportFactory* factory = ImageTransportFactory::GetInstance();
-  uint32_t parent = compositor->surface_id_allocator()->client_id();
-  factory->GetSurfaceManager()->RegisterSurfaceNamespaceHierarchy(
-      parent, id_allocator_->client_id());
+  compositor_->AddSurfaceClient(id_allocator_->client_id());
 }
 
 void DelegatedFrameHost::ResetCompositor() {
@@ -857,11 +854,7 @@ void DelegatedFrameHost::ResetCompositor() {
     vsync_manager_ = NULL;
   }
 
-  ImageTransportFactory* factory = ImageTransportFactory::GetInstance();
-  uint32_t parent = compositor_->surface_id_allocator()->client_id();
-  factory->GetSurfaceManager()->UnregisterSurfaceNamespaceHierarchy(
-      parent, id_allocator_->client_id());
-
+  compositor_->RemoveSurfaceClient(id_allocator_->client_id());
   compositor_ = nullptr;
 }