Update view manager to support content handling.

mojo/services/view_manager/root_node_manager.h

Index: mojo/services/view_manager/root_node_manager.h
diff --git a/mojo/services/view_manager/root_node_manager.h b/mojo/services/view_manager/root_node_manager.h
index c09073b95e4504fd624562596e382929a7ffda7e..1e7edf39f400d1c14a08de6ec2ec860dde6d35f3 100644
--- a/mojo/services/view_manager/root_node_manager.h
+++ b/mojo/services/view_manager/root_node_manager.h
@@ -109,10 +109,6 @@ class MOJO_VIEW_MANAGER_EXPORT RootNodeManager : public NodeDelegate {
   // Returns true if OnConnectionMessagedClient() was invoked for id.
   bool DidConnectionMessageClient(ConnectionSpecificId id) const;
 
-  ViewManagerServiceImpl* GetConnectionByCreator(
-      ConnectionSpecificId creator_id,
-      const std::string& url) const;
-
   // Returns the ViewManagerServiceImpl that has |id| as a root.
   ViewManagerServiceImpl* GetConnectionWithRoot(const NodeId& id) {
     return const_cast<ViewManagerServiceImpl*>(