Fixing various problems with the new shelf layout in conjunction with the blue tray background on b…

ash/system/tray/system_tray.h

Index: ash/system/tray/system_tray.h
diff --git a/ash/system/tray/system_tray.h b/ash/system/tray/system_tray.h
index b37a643205a5bf3e8b241a11e10f12b6d405da3b..f6b47fee650bfa6d7d50260e8504a7c83582cba9 100644
--- a/ash/system/tray/system_tray.h
+++ b/ash/system/tray/system_tray.h
@@ -156,9 +156,6 @@ class ASH_EXPORT SystemTray : public internal::TrayBackgroundView,
     return tray_accessibility_;
   }
 
-  // Overridden from TrayBackgroundView.
-  virtual bool IsPressed() OVERRIDE;
-
  private:
   // Creates the default set of items for the sytem tray.
   void CreateItems(SystemTrayDelegate* delegate);