tree 7be3158cb574ff0c7c61a9fc8bbf0e64218a01a6
parent b64a1f2fde227153510bd9147c05fb31bddd5a14
author Lifu Tang <lifu@google.com> 1405538226 -0700
committer Lifu Tang <lifu@google.com> 1405552323 +0000

Avoid removing switch even listener multiple times

- Fix b/16118646

Change-Id: I36cdc5c8d98dfb63924737af40efff35b9ca2e66