fa35265af2
This race can result in the stolen bit becoming cleared and the same thread stolen from multiple tests. TEST=vm/dart/isolates/many_isolates_blocked_at_process_run_sync_test Change-Id: I737458ff48e9d01ddfe4e5a016ef57e4cbdbf292 Reviewed-on: https://dart-review.googlesource.com/c/sdk/+/425740 Reviewed-by: Alexander Aprelev <aam@google.com> Commit-Queue: Ryan Macnak <rmacnak@google.com>