Craig Mautner 6d90fed076 Add stackId to RecentTaskInfo
Necessary for multi-stack activity overview.

Fixes bug 9092356.

Change-Id: I3d51a7b5cbca6166017759401bb5d31b4ae96f07
2013-05-22 17:23:25 -07:00
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2013-05-22 17:23:25 -07:00