[ash] Wrong LauncherItem state when overflow bubble is shown

ash/shelf/overflow_bubble.h

Index: ash/shelf/overflow_bubble.h
diff --git a/ash/shelf/overflow_bubble.h b/ash/shelf/overflow_bubble.h
index cb0d5bac4843b1bb4e7958cadbfa33fb61f3fa77..03b0abd3d70189d13c7d1e06a73823046fb7a588 100644
--- a/ash/shelf/overflow_bubble.h
+++ b/ash/shelf/overflow_bubble.h
@@ -7,6 +7,7 @@
 
 #include "base/basictypes.h"
 #include "base/compiler_specific.h"
+#include "ui/base/events/event_handler.h"
 #include "ui/views/widget/widget_observer.h"
 
 namespace views {
@@ -23,7 +24,8 @@ namespace internal {
 class LauncherView;
 
 // OverflowBubble displays the overflown launcher items in a bubble.
-class OverflowBubble : public views::WidgetObserver {
+class OverflowBubble : public ui::EventHandler,
+                       public views::WidgetObserver {
  public:
   OverflowBubble();
   virtual ~OverflowBubble();
@@ -37,10 +39,15 @@ class OverflowBubble : public views::WidgetObserver {
   LauncherView* launcher_view() { return launcher_view_; }
 
  private:
+  // Overridden from ui::EventHandler:
+  virtual void OnMouseEvent(ui::MouseEvent* event) OVERRIDE;
+  virtual void OnTouchEvent(ui::TouchEvent* event) OVERRIDE;
+
   // Overridden from views::WidgetObserver:
   virtual void OnWidgetDestroying(views::Widget* widget) OVERRIDE;
 
   views::View* bubble_;  // Owned by views hierarchy.
+  views::View* anchor_;  // Owned by LauncherView.
   LauncherView* launcher_view_;  // Owned by |bubble_|.
 
   DISALLOW_COPY_AND_ASSIGN(OverflowBubble);