Fix for off-centerness caused by changed DPI on lockscreen

Change-Id: Id85d2ce09ad2b3bdcae8b197de44361338107cc3
Forgot the menu buttons for the N7

Change-Id: Ic20712ccdca09aac11a8a58be3e912447f8d83e2
Merge changes Ic20712cc,Id85d2ce0 into jb42

* changes:
  Forgot the menu buttons for the N7
  Fix for off-centerness caused by changed DPI on lockscreen