Cleanup MenuRunner API

ash/root_window_controller.cc

 // Copyright (c) 2012 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/root_window_controller.h"
 
 #include <algorithm>
 #include <queue>
 #include <vector>
 
@@ skipping 689 matching lines @@
   menu_model_adapter_ = base::MakeUnique<views::MenuModelAdapter>(
       menu_model_.get(),
       base::Bind(&RootWindowController::OnMenuClosed, base::Unretained(this)));
 
   // The wallpaper controller may not be set yet if the user clicked on the
   // status area before the initial animation completion. See crbug.com/222218
   if (!wallpaper_widget_controller())
     return;
 
   menu_runner_ = base::MakeUnique<views::MenuRunner>(
-      menu_model_adapter_->CreateMenu(),
-      views::MenuRunner::CONTEXT_MENU | views::MenuRunner::ASYNC);
-  ignore_result(
-      menu_runner_->RunMenuAt(wallpaper_widget_controller()->widget(), nullptr,
-                              gfx::Rect(location_in_screen, gfx::Size()),
-                              views::MENU_ANCHOR_TOPLEFT, source_type));
+      menu_model_adapter_->CreateMenu(), views::MenuRunner::CONTEXT_MENU);
+  menu_runner_->RunMenuAt(wallpaper_widget_controller()->widget(), nullptr,
+                          gfx::Rect(location_in_screen, gfx::Size()),
+                          views::MENU_ANCHOR_TOPLEFT, source_type);
 }
 
 void RootWindowController::UpdateAfterLoginStatusChange(LoginStatus status) {
   StatusAreaWidget* status_area_widget =
       wm_shelf_->shelf_widget()->status_area_widget();
   if (status_area_widget)
     status_area_widget->UpdateAfterLoginStatusChange(status);
 }
 
 ////////////////////////////////////////////////////////////////////////////////
@@ skipping 381 matching lines @@
     EnableTouchHudProjection();
   else
     DisableTouchHudProjection();
 }
 
 RootWindowController* GetRootWindowController(const aura::Window* root_window) {
   return root_window ? GetRootWindowSettings(root_window)->controller : nullptr;
 }
 
 }  // namespace ash