tree 90741731967ef2b967047385904b6b3c9b1d8266
parent 575b6fd9d10534a61ef229d59f4a57bcfcf73cac
author Zhentao Sun <robinvane@google.com> 1440635850 -0700
committer Zhentao Sun <robinvane@google.com> 1440809026 -0700

Don't launch the camera if it already in foreground.

b/23431496. This change will not launch the Intent if the target app of
this Intent is already running in the foreground.

Change-Id: Ic8c99cf3312a2ead12dbdb94825181aed934e9f0