Winson Chung 0eae5573b5 Fixing issue with old thumbnails on first launch of app. (Bug 18718114)
Ensure that we always update the thumbnail for the running task, in addition, we
need to be ignoring the running task when doing background preloading since it
will be invalidated anyways.

Change-Id: Ie4f9862dddc29aa71a44e94bbd036c7712487eed
2014-12-11 12:24:41 -08:00
..
2014-12-10 06:52:52 -08:00