Prevent busy-looping PacedSender on small packets.

webrtc/modules/pacing/paced_sender.cc

Index: webrtc/modules/pacing/paced_sender.cc
diff --git a/webrtc/modules/pacing/paced_sender.cc b/webrtc/modules/pacing/paced_sender.cc
index 23b172c6665d3f9d3dd98c1254e9eda6cdfd76a8..048365a881f7d6c87b9f70b8641f382273078dd5 100644
--- a/webrtc/modules/pacing/paced_sender.cc
+++ b/webrtc/modules/pacing/paced_sender.cc
@@ -324,8 +324,8 @@ void PacedSender::InsertPacket(RtpPacketSender::Priority priority,
   if (probing_enabled_ && !prober_->IsProbing())
     prober_->SetEnabled(true);

[stefan-webrtc, 2016/02/10 10:56:19]

Wait until we have a packet large enough to probe with?

   prober_->MaybeInitializeProbe(bitrate_bps_);
-
   int64_t now_ms = clock_->TimeInMilliseconds();

[stefan-webrtc, 2016/02/10 10:56:19]

Move down again

[pbos-webrtc, 2016/02/10 13:19:08]

Needed in OnIncomingPacket, so added back up.

+
   if (capture_time_ms < 0)
     capture_time_ms = now_ms;