Reset InterArrival if arrival time clock makes a jump.

webrtc/modules/remote_bitrate_estimator/test/estimators/remb.cc

Index: webrtc/modules/remote_bitrate_estimator/test/estimators/remb.cc
diff --git a/webrtc/modules/remote_bitrate_estimator/test/estimators/remb.cc b/webrtc/modules/remote_bitrate_estimator/test/estimators/remb.cc
index 1c878b9f158a8cd7626f808a43e2b7bd179268e2..b1f364b45166fc80f9435c8672ec35a7e7d9f729 100644
--- a/webrtc/modules/remote_bitrate_estimator/test/estimators/remb.cc
+++ b/webrtc/modules/remote_bitrate_estimator/test/estimators/remb.cc
@@ -71,7 +71,7 @@ RembReceiver::RembReceiver(int flow_id, bool plot)
       recv_stats_(ReceiveStatistics::Create(&clock_)),
       latest_estimate_bps_(-1),
       last_feedback_ms_(-1),
-      estimator_(new RemoteBitrateEstimatorAbsSendTime(this)) {
+      estimator_(new RemoteBitrateEstimatorAbsSendTime(this, &clock_)) {
   std::stringstream ss;
   ss << "Estimate_" << flow_id_ << "#1";
   estimate_log_prefix_ = ss.str();