Revert of Mandoline UI Process: Update namespaces and file names

components/mus/public/cpp/lib/view_tree_host_factory.cc

 // Copyright 2015 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "components/mus/public/cpp/view_tree_host_factory.h"
 
 #include "components/mus/public/cpp/view_tree_connection.h"
 #include "components/mus/public/cpp/view_tree_delegate.h"
 #include "mojo/application/public/cpp/application_impl.h"
 
-namespace mus {
+namespace mojo {
 
-void CreateViewTreeHost(mojo::ViewTreeHostFactory* factory,
-                        mojo::ViewTreeHostClientPtr host_client,
+void CreateViewTreeHost(ViewTreeHostFactory* factory,
+                        ViewTreeHostClientPtr host_client,
                         ViewTreeDelegate* delegate,
-                        mojo::ViewTreeHostPtr* host) {
-  mojo::ViewTreeClientPtr tree_client;
+                        ViewTreeHostPtr* host) {
+  ViewTreeClientPtr tree_client;
   ViewTreeConnection::Create(delegate, GetProxy(&tree_client));
   factory->CreateViewTreeHost(GetProxy(host), host_client.Pass(),
                               tree_client.Pass());
 }
 
-void CreateSingleViewTreeHost(mojo::ApplicationImpl* app,
+void CreateSingleViewTreeHost(ApplicationImpl* app,
                               ViewTreeDelegate* delegate,
-                              mojo::ViewTreeHostPtr* host) {
+                              ViewTreeHostPtr* host) {
   mojo::ViewTreeHostFactoryPtr factory;
   mojo::URLRequestPtr request(mojo::URLRequest::New());
   request->url = "mojo:mus";
   app->ConnectToService(request.Pass(), &factory);
   CreateViewTreeHost(factory.get(), mojo::ViewTreeHostClientPtr(), delegate,
                      host);
 }
 
-}  // namespace mus
+}  // namespace mojo