Make state_ atomic to avoid a TSAN issue
Make state_ atomic to avoid a TSAN issue

Summary: Make state_ atomic to avoid a TSAN issue

Reviewed By: yfeldblum, iahs

Differential Revision: D39918048

fbshipit-source-id: 1f26a3754b8055486f2695f6f906dc03e8e13ca2

facebook/fbthrift,facebook/fbthrift,facebook/fbthrift,facebook/fbthrift,facebook/fbthrift,facebook/fbthrift,facebook/fbthrift,facebook/fbthrift,facebook/fbthrift