tree e5361d33f7659551b459e403b41ab2934af32e54
parent 4c333e177220387cf6746d47e1948bbfcc374512
author Christopher Tate <ctate@google.com> 1362430643 -0800
committer Christopher Tate <ctate@google.com> 1362434549 -0800

DO NOT MERGE: Don't crash when we get a drag-ended after being detached

Removing view groups during a drag would cause an NPE here.  The
child views will still get the drag-ended event as expected.

(Cherrypicked from downstream)

Bug 8298439

Change-Id: Ic14cbf9fdc305b91c1627f6882a45d34ee1c34ae