Mac: ExternalPopupMenu::close should hide a showing popup menu.

content/browser/web_contents/web_contents_view_aura.h

 // 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.
 
 #ifndef CONTENT_BROWSER_WEB_CONTENTS_WEB_CONTENTS_VIEW_AURA_H_
 #define CONTENT_BROWSER_WEB_CONTENTS_WEB_CONTENTS_VIEW_AURA_H_
 
 #include <vector>
 
 #include "base/memory/ref_counted.h"
@@ skipping 119 matching lines @@
   // Overridden from RenderViewHostDelegateView:
   virtual void ShowContextMenu(RenderFrameHost* render_frame_host,
                                const ContextMenuParams& params) OVERRIDE;
   virtual void ShowPopupMenu(const gfx::Rect& bounds,
                              int item_height,
                              double item_font_size,
                              int selected_item,
                              const std::vector<MenuItem>& items,
                              bool right_aligned,
                              bool allow_multiple_selection) OVERRIDE;
+  virtual void HidePopupMenu() OVERRIDE;
   virtual void StartDragging(const DropData& drop_data,
                              blink::WebDragOperationsMask operations,
                              const gfx::ImageSkia& image,
                              const gfx::Vector2d& image_offset,
                              const DragEventSourceInfo& event_info) OVERRIDE;
   virtual void UpdateDragCursor(blink::WebDragOperation operation) OVERRIDE;
   virtual void GotFocus() OVERRIDE;
   virtual void TakeFocus(bool reverse) OVERRIDE;
 
   // Overridden from OverscrollControllerDelegate:
@@ skipping 80 matching lines @@
 
   scoped_ptr<TouchEditableImplAura> touch_editable_;
   scoped_ptr<GestureNavSimple> gesture_nav_simple_;
 
   DISALLOW_COPY_AND_ASSIGN(WebContentsViewAura);
 };
 
 }  // namespace content
 
 #endif  // CONTENT_BROWSER_WEB_CONTENTS_WEB_CONTENTS_VIEW_AURA_H_