wangliuan 00b2e6649c Implement Provider and ProviderRegistry
Change-Id: I0898a82e760098a168922c15fe035d65f0df7a43
Closes-Bug: #1546851
2016-03-24 12:45:52 +00:00
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2015-12-08 18:55:43 +08:00
2016-03-15 14:21:41 +00:00