Not streaming packets of silence.

remoting/host/audio_capturer.cc

Index: remoting/host/audio_capturer.cc
diff --git a/remoting/host/audio_capturer.cc b/remoting/host/audio_capturer.cc
index 8828475de5f1be97c1334da6b4bd8310757b023e..7b4e6f13c3a041af9c9d9b2ebbdc3aa8e1d463dd 100644
--- a/remoting/host/audio_capturer.cc
+++ b/remoting/host/audio_capturer.cc
@@ -4,10 +4,12 @@
 
 #include "remoting/host/audio_capturer.h"
 
+#include "base/basictypes.h"
 #include "remoting/proto/audio.pb.h"
 
 namespace remoting {
 
+// Returns true if the sampling rate is supported by Pepper.
 bool AudioCapturer::IsValidSampleRate(int sample_rate) {
   switch (sample_rate) {
     case AudioPacket::SAMPLING_RATE_44100:
@@ -18,4 +20,4 @@ bool AudioCapturer::IsValidSampleRate(int sample_rate) {
   }
 }
 
-} // namespace remoting
+}  // namespace remoting