Zhongyi Xie 00ed41daee Allow copy for PerfContext objects (#4919) ... Summary: Existing implementation of PerfContext does not define copy constructor or assignment operator, which could potentially cause problems when user create copies and resets the builtin one. This PR address the issue by providing these two constructors with deep copy semantics. Pull Request resolved: https://github.com/facebook/rocksdb/pull/4919 Differential Revision: D13960406 Pulled By: miasantreble fbshipit-source-id: 36aab5aaee65d4480f537e4e22148faa45e8e334		2019-02-05 14:29:08 -08:00
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rocksdb	Allow copy for PerfContext objects (#4919)	2019-02-05 14:29:08 -08:00