Add network parameters fields in FrameStatsMessage

remoting/proto/video_stats.proto

Index: remoting/proto/video_stats.proto
diff --git a/remoting/proto/video_stats.proto b/remoting/proto/video_stats.proto
index d6efd73c1d9482e2566ce05d16173e84486e17a4..198edcab5bfc75bdbff0fc0913e76fa17fcf887b 100644
--- a/remoting/proto/video_stats.proto
+++ b/remoting/proto/video_stats.proto
@@ -37,6 +37,12 @@ message FrameStatsMessage {
   optional int32 encode_time_ms = 8;
 
   // Time for which the frame is blocked until it's sent to the client.
-  optional int64 send_pending_time_ms = 9;
+  optional int32 send_pending_time_ms = 9;
+
+  // Current network RTT estimate.
+  optional int32 rtt_estimate_ms = 10;
+
+  // Current bandwidth estimate in kb/s.
+  optional int32 bandwidth_estimate_kbps = 11;
 }