Fix build caused by r96312

BUG=
TEST=

Review URL: http://codereview.chromium.org/7619002

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@96313 0039d316-1c4b-4281-b951-d872f2087c98

chrome/browser/ui/views/avatar_menu_bubble_view.h

@@ -27,7 +27,7 @@ class AvatarMenuBubbleView : public views::View,
                              public AvatarMenuModelObserver {
  public:
   explicit AvatarMenuBubbleView(Browser* browser);
-  ~AvatarMenuBubbleView();
+  virtual ~AvatarMenuBubbleView();
 
   // views::View implementation.
   virtual gfx::Size GetPreferredSize() OVERRIDE;