Adds remainder of support for multiple roots to WS

components/mus/ws/client_connection.cc

 // 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.
 
 #include "components/mus/ws/client_connection.h"
 
 #include "components/mus/ws/connection_manager.h"
 #include "components/mus/ws/window_tree_impl.h"
 
 namespace mus {
-
 namespace ws {
 
 ClientConnection::ClientConnection(scoped_ptr<WindowTreeImpl> service,
                                    mojom::WindowTreeClient* client)
     : service_(std::move(service)), client_(client) {}
 
 ClientConnection::~ClientConnection() {}
 
 DefaultClientConnection::DefaultClientConnection(
     scoped_ptr<WindowTreeImpl> service_impl,
     ConnectionManager* connection_manager,
     mojo::InterfaceRequest<mojom::WindowTree> service_request,
     mojom::WindowTreeClientPtr client)
     : ClientConnection(std::move(service_impl), client.get()),
       connection_manager_(connection_manager),
       binding_(service(), std::move(service_request)),
       client_(std::move(client)) {
   binding_.set_connection_error_handler(
       [this]() { connection_manager_->OnConnectionError(this); });
 }
 
 DefaultClientConnection::~DefaultClientConnection() {}
 
+void DefaultClientConnection::SetIncomingMethodCallProcessingPaused(
+    bool paused) {
+  if (paused)
+    binding_.PauseIncomingMethodCallProcessing();
+  else
+    binding_.ResumeIncomingMethodCallProcessing();
+}
+
 mojom::WindowManagerInternal*
 DefaultClientConnection::GetWindowManagerInternal() {
   client_->GetWindowManagerInternal(
       GetProxy(&window_manager_internal_, client_.associated_group()));
   return window_manager_internal_.get();
 }
 
 }  // namespace ws
-
 }  // namespace mus