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

webrtc/media/engine/webrtcvoiceengine_unittest.cc

Index: webrtc/media/engine/webrtcvoiceengine_unittest.cc
diff --git a/webrtc/media/engine/webrtcvoiceengine_unittest.cc b/webrtc/media/engine/webrtcvoiceengine_unittest.cc
index 5ccd7d6bb62fe67238632028c182c8083d2daefd..67fde12194077c05d95a600c9a82f40576cedcd7 100644
--- a/webrtc/media/engine/webrtcvoiceengine_unittest.cc
+++ b/webrtc/media/engine/webrtcvoiceengine_unittest.cc
@@ -546,6 +546,12 @@ class WebRtcVoiceEngineTestFake : public testing::Test {
     stats.echo_return_loss_enhancement = 1234;
     stats.residual_echo_likelihood = 0.432f;
     stats.residual_echo_likelihood_recent_max = 0.6f;
+    stats.ana_statistics.bitrate_action_counter = rtc::Optional<uint32_t>(321);
+    stats.ana_statistics.channel_action_counter = rtc::Optional<uint32_t>(432);
+    stats.ana_statistics.dtx_action_counter = rtc::Optional<uint32_t>(543);
+    stats.ana_statistics.fec_action_counter = rtc::Optional<uint32_t>(654);
+    stats.ana_statistics.frame_length_action_counter =
+        rtc::Optional<uint32_t>(765);
     stats.typing_noise_detected = true;
     return stats;
   }
@@ -577,6 +583,16 @@ class WebRtcVoiceEngineTestFake : public testing::Test {
     EXPECT_EQ(info.residual_echo_likelihood, stats.residual_echo_likelihood);
     EXPECT_EQ(info.residual_echo_likelihood_recent_max,
               stats.residual_echo_likelihood_recent_max);
+    EXPECT_EQ(info.ana_statistics.bitrate_action_counter,
+              stats.ana_statistics.bitrate_action_counter);
+    EXPECT_EQ(info.ana_statistics.channel_action_counter,
+              stats.ana_statistics.channel_action_counter);
+    EXPECT_EQ(info.ana_statistics.dtx_action_counter,
+              stats.ana_statistics.dtx_action_counter);
+    EXPECT_EQ(info.ana_statistics.fec_action_counter,
+              stats.ana_statistics.fec_action_counter);
+    EXPECT_EQ(info.ana_statistics.frame_length_action_counter,
+              stats.ana_statistics.frame_length_action_counter);
     EXPECT_EQ(info.typing_noise_detected,
               stats.typing_noise_detected && is_sending);
   }