Merge with master

1 files changed, 34 insertions, 0 deletions

diff --git a/src/core/ext/filters/client_channel/backup_poller.h b/src/core/ext/filters/client_channel/backup_poller.h
new file mode 100644
index 0000000000..551e0331dc
--- /dev/null
+++ b/src/core/ext/filters/client_channel/backup_poller.h
@@ -0,0 +1,34 @@
+/*
+ *
+ * Copyright 2015 gRPC authors.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ *
+ */
+
+#ifndef GRPC_CORE_EXT_FILTERS_CLIENT_CHANNEL_BACKUP_POLLER_H
+#define GRPC_CORE_EXT_FILTERS_CLIENT_CHANNEL_BACKUP_POLLER_H
+
+#include <grpc/grpc.h>
+#include "src/core/lib/channel/channel_stack.h"
+#include "src/core/lib/iomgr/exec_ctx.h"
+
+/* Start polling \a interested_parties periodically in the timer thread  */
+void grpc_client_channel_start_backup_polling(
+    grpc_pollset_set* interested_parties);
+
+/* Stop polling \a interested_parties */
+void grpc_client_channel_stop_backup_polling(
+    grpc_pollset_set* interested_parties);
+
+#endif /* GRPC_CORE_EXT_FILTERS_CLIENT_CHANNEL_BACKUP_POLLER_H */