Revert of Pass Surface ID namespace to renderer compositors.

content/browser/renderer_host/render_widget_host_impl.cc

Index: content/browser/renderer_host/render_widget_host_impl.cc
diff --git a/content/browser/renderer_host/render_widget_host_impl.cc b/content/browser/renderer_host/render_widget_host_impl.cc
index db3079e2e314febb4fdac00a7858aa20a58205aa..0923657632c9eabcf91d2ec323cdbfeb7373cac5 100644
--- a/content/browser/renderer_host/render_widget_host_impl.cc
+++ b/content/browser/renderer_host/render_widget_host_impl.cc
@@ -322,13 +322,6 @@
     view_weak_.reset();
   view_ = view;
 
-  // If the renderer has not yet been initialized, then the surface ID
-  // namespace will be sent during initialization.
-  if (view_ && renderer_initialized_) {
-    Send(new ViewMsg_SetSurfaceIdNamespace(routing_id_,
-                                           view_->GetSurfaceIdNamespace()));
-  }
-
   GpuSurfaceTracker::Get()->SetSurfaceHandle(
       surface_id_, GetCompositingSurface());
 
@@ -422,13 +415,6 @@
   // Send the ack along with the information on placement.
   Send(new ViewMsg_CreatingNew_ACK(routing_id_));
   GetProcess()->ResumeRequestsForView(routing_id_);
-
-  // If the RWHV has not yet been set, the surface ID namespace will get
-  // passed down by the call to SetView().
-  if (view_) {
-    Send(new ViewMsg_SetSurfaceIdNamespace(routing_id_,
-                                           view_->GetSurfaceIdNamespace()));
-  }
 
   WasResized();
 }