Cleanup MenuRunner API

ui/views/controls/label.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 "ui/views/controls/label.h"
 
 #include <stddef.h>
 
 #include <algorithm>
 #include <cmath>
@@ skipping 656 matching lines @@
     ClearRenderTextLines();
 }
 
 void Label::ShowContextMenuForView(View* source,
                                    const gfx::Point& point,
                                    ui::MenuSourceType source_type) {
   if (!GetRenderTextForSelectionController())
     return;
 
   context_menu_runner_.reset(
-      new MenuRunner(&context_menu_contents_, MenuRunner::HAS_MNEMONICS |
-                                                  MenuRunner::CONTEXT_MENU |
-                                                  MenuRunner::ASYNC));
-  ignore_result(context_menu_runner_->RunMenuAt(
-      GetWidget(), nullptr, gfx::Rect(point, gfx::Size()), MENU_ANCHOR_TOPLEFT,
-      source_type));
+      new MenuRunner(&context_menu_contents_,
+                     MenuRunner::HAS_MNEMONICS | MenuRunner::CONTEXT_MENU));
+  context_menu_runner_->RunMenuAt(GetWidget(), nullptr,
+                                  gfx::Rect(point, gfx::Size()),
+                                  MENU_ANCHOR_TOPLEFT, source_type);
 }
 
 bool Label::GetDecoratedWordAtPoint(const gfx::Point& point,
                                     gfx::DecoratedText* decorated_word,
                                     gfx::Point* baseline_point) {
   gfx::RenderText* render_text = GetRenderTextForSelectionController();
   return render_text
              ? render_text->GetDecoratedWordAtPoint(point, decorated_word,
                                                     baseline_point)
              : false;
@@ skipping 362 matching lines @@
       .WriteText(GetSelectedText());
 }
 
 void Label::BuildContextMenuContents() {
   context_menu_contents_.AddItemWithStringId(IDS_APP_COPY, IDS_APP_COPY);
   context_menu_contents_.AddItemWithStringId(IDS_APP_SELECT_ALL,
                                              IDS_APP_SELECT_ALL);
 }
 
 }  // namespace views