am f44d44ac: am 20a8c2ee: am 2c79a62c: am 9115f38b: am ec5ad29a: am d25cd26f: Merge "Try decaying user history at hourly intervals."

* commit 'f44d44ac5e843c29728cb7b75ade5184b192ba73':
This commit is contained in:
Keisuke Kuroyanagi 2013-12-13 04:15:08 +00:00 committed by Android Git Automerger
commit 9777f05e14

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