Add API docs for RemoteConnection VideoProvider/Callback.
Bug: 21573551
Change-Id: I434d83fa84f9515634776820b2e6a8004cf693ee
diff --git a/telecomm/java/android/telecom/Connection.java b/telecomm/java/android/telecom/Connection.java
index e2bbc62..c42e602 100644
--- a/telecomm/java/android/telecom/Connection.java
+++ b/telecomm/java/android/telecom/Connection.java
@@ -838,7 +838,8 @@
* <p>
* This could be in response to a preview request via
* {@link #onRequestConnectionDataUsage()}, or as a periodic update by the
- * {@link VideoProvider}.
+ * {@link VideoProvider}. Where periodic updates of data usage are provided, they should be
+ * provided at most for every 1 MB of data transferred and no more than once every 10 sec.
* <p>
* Received by the {@link InCallService} via
* {@link InCallService.VideoCall.Callback#onCallDataUsageChanged(long)}.