Revert of Mandoline UI Process: Update namespaces and file names

components/mus/connection_manager_delegate.h

 // Copyright 2014 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_CONNECTION_MANAGER_DELEGATE_H_
 #define COMPONENTS_MUS_CONNECTION_MANAGER_DELEGATE_H_
 
 #include <string>
 
 #include "components/mus/public/cpp/types.h"
 #include "components/mus/public/interfaces/view_tree.mojom.h"
 #include "third_party/mojo/src/mojo/public/cpp/bindings/interface_request.h"
 
-namespace mus {
+namespace mojo {
+class ViewTree;
+}
+
+namespace view_manager {
 
 class ClientConnection;
 class ConnectionManager;
 struct ViewId;
-class ViewTree;
 
 class ConnectionManagerDelegate {
  public:
   virtual void OnNoMoreRootConnections() = 0;
 
   // Creates a ClientConnection in response to Embed() calls on the
   // ConnectionManager.
   virtual ClientConnection* CreateClientConnectionForEmbedAtView(
       ConnectionManager* connection_manager,
       mojo::InterfaceRequest<mojo::ViewTree> tree_request,
-      ConnectionSpecificId creator_id,
+      mojo::ConnectionSpecificId creator_id,
       mojo::URLRequestPtr request,
       const ViewId& root_id,
       uint32_t policy_bitmask) = 0;
   virtual ClientConnection* CreateClientConnectionForEmbedAtView(
       ConnectionManager* connection_manager,
       mojo::InterfaceRequest<mojo::ViewTree> tree_request,
-      ConnectionSpecificId creator_id,
+      mojo::ConnectionSpecificId creator_id,
       const ViewId& root_id,
       uint32_t policy_bitmask,
       mojo::ViewTreeClientPtr client) = 0;
 
  protected:
   virtual ~ConnectionManagerDelegate() {}
 };
 
-}  // namespace mus
+}  // namespace view_manager
 
 #endif  // COMPONENTS_MUS_CONNECTION_MANAGER_DELEGATE_H_