Rename shell namespace to service_manager

ash/mus/accelerators/accelerator_controller_delegate_mus.cc

 // Copyright 2016 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 "ash/mus/accelerators/accelerator_controller_delegate_mus.h"
 
 #include "base/logging.h"
 #include "mash/public/interfaces/launchable.mojom.h"
 #include "services/ui/public/interfaces/display/display_controller.mojom.h"
 
 namespace ash {
 namespace mus {
 
 AcceleratorControllerDelegateMus::AcceleratorControllerDelegateMus(
-    shell::Connector* connector)
+    service_manager::Connector* connector)
     : connector_(connector) {
 #if !defined(OS_CHROMEOS)
   // To avoid trybot complaining that |connector_| is not being
   // used in non-ChromeOS.
   connector_ = nullptr;
 #endif
 }
 
 AcceleratorControllerDelegateMus::~AcceleratorControllerDelegateMus() {}
 
@@ skipping 75 matching lines @@
     const char* const notification_id,
     int message_id,
     int old_shortcut_id,
     int new_shortcut_id) {
   // TODO: http://crbug.com/630316.
   NOTIMPLEMENTED();
 }
 
 }  // namespace mus
 }  // namespace ash