Mandoline UI Process: Update namespaces and file names

components/mus/public/cpp/view_tree_host_factory.h

 // 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.
 
 #ifndef COMPONENTS_MUS_PUBLIC_CPP_VIEW_TREE_HOST_FACTORY_H_
 #define COMPONENTS_MUS_PUBLIC_CPP_VIEW_TREE_HOST_FACTORY_H_
 
 #include "base/basictypes.h"
 #include "base/memory/scoped_ptr.h"
 #include "components/mus/public/interfaces/view_tree.mojom.h"
 #include "components/mus/public/interfaces/view_tree_host.mojom.h"
 #include "third_party/mojo/src/mojo/public/cpp/bindings/binding.h"
 
 namespace mojo {
+class ApplicationImpl;
+}
 
-class ApplicationImpl;
+namespace mus {
+
 class ViewTreeDelegate;
 
 // Uses |factory| to create a new |host|, providing the supplied |host_client|
 // which may be null. |delegate| must not be null.
-void CreateViewTreeHost(ViewTreeHostFactory* factory,
-                        ViewTreeHostClientPtr host_client,
+void CreateViewTreeHost(mojo::ViewTreeHostFactory* factory,
+                        mojo::ViewTreeHostClientPtr host_client,
                         ViewTreeDelegate* delegate,
-                        ViewTreeHostPtr* host);
+                        mojo::ViewTreeHostPtr* host);
 
 // Creates a single host with no client by connecting to the view manager
 // application. Useful only for tests and trivial UIs.
-void CreateSingleViewTreeHost(ApplicationImpl* app,
+void CreateSingleViewTreeHost(mojo::ApplicationImpl* app,
                               ViewTreeDelegate* delegate,
-                              ViewTreeHostPtr* host);
+                              mojo::ViewTreeHostPtr* host);
 
-}  // namespace mojo
+}  // namespace mus
 
 #endif  // COMPONENTS_MUS_PUBLIC_CPP_VIEW_TREE_HOST_FACTORY_H_