RTCMediaStreamTrackStats.framesDropped collected by RTCStatsCollector.

webrtc/media/engine/webrtcvideoengine2_unittest.cc

Index: webrtc/media/engine/webrtcvideoengine2_unittest.cc
diff --git a/webrtc/media/engine/webrtcvideoengine2_unittest.cc b/webrtc/media/engine/webrtcvideoengine2_unittest.cc
index 4667ea8f3fff76a95071d2af78c4ac6c3e05f247..ff6a3c230702974cb450f170c15979895db48ece 100644
--- a/webrtc/media/engine/webrtcvideoengine2_unittest.cc
+++ b/webrtc/media/engine/webrtcvideoengine2_unittest.cc
@@ -3303,7 +3303,8 @@ TEST_F(WebRtcVideoChannel2Test, GetStatsTranslatesDecodeStatsCorrectly) {
   stats.height = 10;
   stats.frame_counts.key_frames = 11;
   stats.frame_counts.delta_frames = 12;
-  stats.frames_decoded = 13;
+  stats.frames_rendered = 13;
+  stats.frames_decoded = 14;
   stream->SetStats(stats);
 
   cricket::VideoMediaInfo info;
@@ -3321,6 +3322,7 @@ TEST_F(WebRtcVideoChannel2Test, GetStatsTranslatesDecodeStatsCorrectly) {
   EXPECT_EQ(stats.height, info.receivers[0].frame_height);
   EXPECT_EQ(stats.frame_counts.key_frames + stats.frame_counts.delta_frames,
             info.receivers[0].frames_received);
+  EXPECT_EQ(stats.frames_rendered, info.receivers[0].frames_rendered);
   EXPECT_EQ(stats.frames_decoded, info.receivers[0].frames_decoded);
 }