Merge "SlidingPaneLayout: Preserve GONE visibility" am: e4e9654f5d
am: 0f1779bb1d

* commit '0f1779bb1dbcdc0036840e6f3d596f739e97df66':
  SlidingPaneLayout: Preserve GONE visibility

Change-Id: I8dd79ce1d6f9fac4247032ace1ffbcd12ee76af3