Jason Simmons 7449dc427e Revert "Guard the service protocol's global handlers list with a reader/writer lock (#6888)" (flutter/engine#6893)
This reverts commit e740d7f1dbdb69dc4fd38e39c887dd3cccae7c3d.

(shared_timed_mutex is unavailable in the iOS build)
2018-11-17 12:27:06 -08:00
..