Moves AcceleratorController from Shell to WmShell

ash/common/wm_shell.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/common/wm_shell.h"
 
 #include <utility>
 
+#include "ash/common/accelerators/accelerator_controller.h"
 #include "ash/common/accessibility_delegate.h"
 #include "ash/common/focus_cycler.h"
 #include "ash/common/keyboard/keyboard_ui.h"
 #include "ash/common/shelf/shelf_model.h"
 #include "ash/common/shell_delegate.h"
 #include "ash/common/shell_window_ids.h"
 #include "ash/common/system/brightness_control_delegate.h"
 #include "ash/common/system/keyboard_brightness_control_delegate.h"
 #include "ash/common/system/toast/toast_manager.h"
 #include "ash/common/system/tray/system_tray_delegate.h"
@@ skipping 189 matching lines @@
 }
 
 void WmShell::DeleteMruWindowTracker() {
   mru_window_tracker_.reset();
 }
 
 void WmShell::DeleteToastManager() {
   toast_manager_.reset();
 }
 
+void WmShell::SetAcceleratorController(
+    std::unique_ptr<AcceleratorController> accelerator_controller) {
+  accelerator_controller_ = std::move(accelerator_controller);
+}
+
 }  // namespace ash