tree f1dc87e297b39501c4dc5aba53f2881be7c6c02b
parent d2b6b41095055ee385dc3f63fce6b8b5c0e55e26
author Yao Chen <yaochen@google.com> 1511914022 -0800
committer Yao Chen <yaochen@google.com> 1511914022 -0800

Add no more than 20 timestamps for a config in StatsdStats.

To avoid the array to grow unboundedly.

Test: added unit tests.
Change-Id: I3c4823b2a89bb69428d81b9fe348e7ea9aba24c7