80   ZxHandleWatchController* controller =  in HandleSignal()  local
82   DCHECK_EQ(controller->handler, &HandleSignal);  in HandleSignal()
89   if (controller->weak_pump_ && controller->weak_pump_->run_state_) {  in HandleSignal()
91         controller->weak_pump_->run_state_->delegate->BeginWorkItem();  in HandleSignal()
98                              << controller->created_from_location_.ToString();  in HandleSignal()
102   controller->handler = nullptr;  in HandleSignal()
106   // |controller| should not be accessed again, and we mustn't continue the  in HandleSignal()
110   controller->was_stopped_ = &was_stopped;  in HandleSignal()
112   controller->watcher_->OnZxHandleSignalled(wait->object, signal->observed);  in HandleSignal()
117   controller->was_stopped_ = nullptr;  in HandleSignal()
119   if (controller->persistent_)  in HandleSignal()
120     controller->WaitBegin();  in HandleSignal()
194                                              FdWatchController* controller,  in WatchFileDescriptor()  argument
197   DCHECK(controller);  in WatchFileDescriptor()
200   if (!controller->StopWatchingFileDescriptor())  in WatchFileDescriptor()
203   controller->fd_ = fd;  in WatchFileDescriptor()
204   controller->watcher_ = delegate;  in WatchFileDescriptor()
206   DCHECK(!controller->io_);  in WatchFileDescriptor()
207   controller->io_ = fdio_unsafe_fd_to_io(fd);  in WatchFileDescriptor()
208   if (!controller->io_) {  in WatchFileDescriptor()
215       controller->desired_events_ = FDIO_EVT_READABLE;  in WatchFileDescriptor()
218       controller->desired_events_ = FDIO_EVT_WRITABLE;  in WatchFileDescriptor()
221       controller->desired_events_ = FDIO_EVT_READABLE | FDIO_EVT_WRITABLE;  in WatchFileDescriptor()
231   return WatchZxHandle(ZX_HANDLE_INVALID, persistent, 1, controller,  in WatchFileDescriptor()
232                        controller);  in WatchFileDescriptor()
238                                        ZxHandleWatchController* controller,  in WatchZxHandle()  argument
241   DCHECK(controller);  in WatchZxHandle()
244   // If the watch controller is active then WatchZxHandle() can be called only  in WatchZxHandle()
246   DCHECK(handle == ZX_HANDLE_INVALID || !controller->is_active() ||  in WatchZxHandle()
247          handle == controller->async_wait_t::object);  in WatchZxHandle()
249   if (!controller->StopWatchingZxHandle())  in WatchZxHandle()
252   controller->async_wait_t::object = handle;  in WatchZxHandle()
253   controller->persistent_ = persistent;  in WatchZxHandle()
254   controller->async_wait_t::trigger = signals;  in WatchZxHandle()
255   controller->watcher_ = delegate;  in WatchZxHandle()
257   controller->weak_pump_ = weak_factory_.GetWeakPtr();  in WatchZxHandle()
259   return controller->WaitBegin();  in WatchZxHandle()