Address some violations of chromium-style.

webrtc/modules/congestion_controller/delay_based_bwe.h

Index: webrtc/modules/congestion_controller/delay_based_bwe.h
diff --git a/webrtc/modules/congestion_controller/delay_based_bwe.h b/webrtc/modules/congestion_controller/delay_based_bwe.h
index 0fb778b9b302610c708ce91c0c2824ed4b25815b..eccd73ac4d49f7daea6b7fd1ae7366b6e6089d50 100644
--- a/webrtc/modules/congestion_controller/delay_based_bwe.h
+++ b/webrtc/modules/congestion_controller/delay_based_bwe.h
@@ -45,7 +45,7 @@ class DelayBasedBwe {
   };
 
   DelayBasedBwe(RtcEventLog* event_log, const Clock* clock);
-  virtual ~DelayBasedBwe() {}

[kwiberg-webrtc, 2017/05/31 08:22:27]

Hmm. Why is this destructor virtual? Nothing else in this class seems to be.

[nisse-webrtc, 2017/05/31 08:44:54]

No idea, I'm afraid. Do you want me to change it?

[kwiberg-webrtc, 2017/05/31 08:49:48]

No, at least not in this CL. I was just asking in case you already knew.

+  virtual ~DelayBasedBwe();
 
   Result IncomingPacketFeedbackVector(
       const std::vector<PacketFeedback>& packet_feedback_vector);