ash: Fix crash in launcher tooltip manager

ash/launcher/launcher_tooltip_manager.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 ASH_LAUNCHER_LAUNCHER_TOOLTIP_MANAGER_H_
 #define ASH_LAUNCHER_LAUNCHER_TOOLTIP_MANAGER_H_
 
 #include "ash/ash_export.h"
 #include "ash/shelf/shelf_layout_manager_observer.h"
 #include "ash/shelf/shelf_types.h"
@@ skipping 26 matching lines @@
 
 // LauncherTooltipManager manages the tooltip balloon poping up on launcher
 // items.
 class ASH_EXPORT LauncherTooltipManager : public ui::EventHandler,
                                           public ShelfLayoutManagerObserver {
  public:
   LauncherTooltipManager(ShelfLayoutManager* shelf_layout_manager,
                          LauncherView* launcher_view);
   virtual ~LauncherTooltipManager();
 
+  views::View* anchor() { return anchor_; }

[Mr4D (OOO till 08-26), 2013/09/14 00:06:21]

Hmm. Maybe something like "current_used_anchor_view"? The manager itself does
not have an anchor.

+
   ShelfLayoutManager* shelf_layout_manager() {
     return shelf_layout_manager_;
   }
 
   // Called when the bubble is closed.
   void OnBubbleClosed(views::BubbleDelegateView* view);
 
   // Shows the tooltip after a delay.  It also has the appearing animation.
   void ShowDelayed(views::View* anchor, const base::string16& text);
 
@@ skipping 55 matching lines @@
 
   base::WeakPtrFactory<LauncherTooltipManager> weak_factory_;
 
   DISALLOW_COPY_AND_ASSIGN(LauncherTooltipManager);
 };
 
 }  // namespace internal
 }  // namespace ash
 
 #endif  // ASH_LAUNCHER_LAUNCHER_TOOLTIP_MANAGER_H_