Index: talk/app/webrtc/datachannelinterface.h |
diff --git a/talk/app/webrtc/datachannelinterface.h b/talk/app/webrtc/datachannelinterface.h |
index 63122629f565f2186ba5468aca0518e64ca5f478..6c3a7bdf793276a379c8ac96dcff7890faeaa971 100644 |
--- a/talk/app/webrtc/datachannelinterface.h |
+++ b/talk/app/webrtc/datachannelinterface.h |
@@ -89,6 +89,8 @@ class DataChannelObserver { |
public: |
// The data channel state have changed. |
virtual void OnStateChange() = 0; |
+ // The data channel's buffered_amount has changed. |
+ virtual void OnBufferedAmountChange(uint64 previous_amount) = 0; |
// A data buffer was successfully received. |
virtual void OnMessage(const DataBuffer& buffer) = 0; |