Adds a ready event to BackgroundConsumer to wait on start.#7499

Merged

crwilcox merged 2 commits intogoogleapis:masterfrom crwilcox:add-start-guard-bidi

Mar 12, 2019

+11-2

Commits on Mar 11, 2019

Adds a ready event to BackgroundConsumer to allow waiting for the background thread to start
crwilcox
committed

Commits on Mar 12, 2019

incorporate feedback from dpcollins to further limit the scope of ready
crwilcox
committed