Mojo: Armed Watchers

mojo/common/data_pipe_drainer.cc

Index: mojo/common/data_pipe_drainer.cc
diff --git a/mojo/common/data_pipe_drainer.cc b/mojo/common/data_pipe_drainer.cc
index 27bd893d8abe185107de105ade3e31a82b80eae6..e705c8d387f28fc84b823e26fcef6997b5ea4412 100644
--- a/mojo/common/data_pipe_drainer.cc
+++ b/mojo/common/data_pipe_drainer.cc
@@ -17,10 +17,10 @@ DataPipeDrainer::DataPipeDrainer(Client* client,
                                  mojo::ScopedDataPipeConsumerHandle source)
     : client_(client),
       source_(std::move(source)),
-      handle_watcher_(FROM_HERE),
+      handle_watcher_(FROM_HERE, SimpleWatcher::ArmingPolicy::AUTOMATIC),
       weak_factory_(this) {
   DCHECK(client_);
-  handle_watcher_.Start(
+  handle_watcher_.Watch(
       source_.get(), MOJO_HANDLE_SIGNAL_READABLE,
       base::Bind(&DataPipeDrainer::WaitComplete, weak_factory_.GetWeakPtr()));
 }