Index: talk/app/webrtc/datachannelinterface.h |
diff --git a/talk/app/webrtc/datachannelinterface.h b/talk/app/webrtc/datachannelinterface.h |
index 63122629f565f2186ba5468aca0518e64ca5f478..90573ebbf3e7cd9da8bfc53e32a27f47e73e388c 100644 |
--- a/talk/app/webrtc/datachannelinterface.h |
+++ b/talk/app/webrtc/datachannelinterface.h |
@@ -91,6 +91,8 @@ class DataChannelObserver { |
virtual void OnStateChange() = 0; |
// A data buffer was successfully received. |
virtual void OnMessage(const DataBuffer& buffer) = 0; |
+ // The data channel's buffered_amount has changed. |
+ virtual void OnBufferedAmountChange(uint64 previous_amount){}; |
protected: |
virtual ~DataChannelObserver() {} |