Function Sync

include/webp/utils/thread.c:260–266

}

static int Sync(WebPWorker* const worker) {
#ifdef WEBP_USE_THREAD
  ChangeState(worker, OK);
#endif
  assert(worker->status_ <= OK);
  return !worker->had_error;
}

static int Reset(WebPWorker* const worker) {
  int ok = 1;