bookmarks: Move BaseBookmarkModelObserver into 'bookmarks' namespace.

chrome/browser/ui/views/toolbar/wrench_menu.h

 // Copyright 2013 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 CHROME_BROWSER_UI_VIEWS_TOOLBAR_WRENCH_MENU_H_
 #define CHROME_BROWSER_UI_VIEWS_TOOLBAR_WRENCH_MENU_H_
 
 #include <map>
 #include <utility>
 
@@ skipping 18 matching lines @@
 namespace views {
 class MenuButton;
 struct MenuConfig;
 class MenuItemView;
 class MenuRunner;
 class View;
 }  // namespace views
 
 // WrenchMenu adapts the WrenchMenuModel to view's menu related classes.
 class WrenchMenu : public views::MenuDelegate,
-                   public BaseBookmarkModelObserver,
+                   public bookmarks::BaseBookmarkModelObserver,
                    public content::NotificationObserver {
  public:
   enum RunFlags {
     // Indicates that the menu was opened for a drag-and-drop operation.
     FOR_DROP = 1 << 0,
   };
 
   WrenchMenu(Browser* browser, int run_flags);
   ~WrenchMenu() override;
 
@@ skipping 45 matching lines @@
   int GetMaxWidthForMenu(views::MenuItemView* menu) override;
   bool IsItemChecked(int command_id) const override;
   bool IsCommandEnabled(int command_id) const override;
   void ExecuteCommand(int command_id, int mouse_event_flags) override;
   bool GetAccelerator(int command_id,
                       ui::Accelerator* accelerator) const override;
   void WillShowMenu(views::MenuItemView* menu) override;
   void WillHideMenu(views::MenuItemView* menu) override;
   bool ShouldCloseOnDragComplete() override;
 
-  // BaseBookmarkModelObserver overrides:
+  // bookmarks::BaseBookmarkModelObserver overrides:
   void BookmarkModelChanged() override;
 
   // content::NotificationObserver overrides:
   void Observe(int type,
                const content::NotificationSource& source,
                const content::NotificationDetails& details) override;
 
  private:
   class CutCopyPasteView;
   class RecentTabsMenuModelDelegate;
@@ skipping 70 matching lines @@
 
   ObserverList<WrenchMenuObserver> observer_list_;
 
   // Records the time from when menu opens to when the user selects a menu item.
   base::ElapsedTimer menu_opened_timer_;
 
   DISALLOW_COPY_AND_ASSIGN(WrenchMenu);
 };
 
 #endif  // CHROME_BROWSER_UI_VIEWS_TOOLBAR_WRENCH_MENU_H_