Add new ANA stats to GetStats() to count the number of actions taken by each controller.

webrtc/media/engine/webrtcvoiceengine.cc

Index: webrtc/media/engine/webrtcvoiceengine.cc
diff --git a/webrtc/media/engine/webrtcvoiceengine.cc b/webrtc/media/engine/webrtcvoiceengine.cc
index 8c45e953e433a6b64abdafc7a6c748bad13bab8d..d202106be09025ed3215525b70eae77c055e2388 100644
--- a/webrtc/media/engine/webrtcvoiceengine.cc
+++ b/webrtc/media/engine/webrtcvoiceengine.cc
@@ -2260,6 +2260,7 @@ bool WebRtcVoiceMediaChannel::GetStats(VoiceMediaInfo* info) {
     sinfo.residual_echo_likelihood_recent_max =
         stats.residual_echo_likelihood_recent_max;
     sinfo.typing_noise_detected = (send_ ? stats.typing_noise_detected : false);
+    sinfo.ana_statistics = stats.ana_statistics;
     info->senders.push_back(sinfo);
   }