Tadashi G. Takaoka 8ce351a827 Make some usages of SparseArray thread-safe
This is a follow up of I39d9bf1a7c272eb16d6ed4698f52457579b40f10.

Change-Id: Ic3288e491175f9a85679a21064093f9db5a65466
2012-08-20 15:00:26 +09:00
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2012-08-16 15:17:17 -07:00
2012-07-28 21:24:29 +09:00
2012-08-11 13:54:01 +09:00