RTCMediaStreamTrackStats.framesDecoded collected.

webrtc/api/rtcstats_integrationtest.cc

Index: webrtc/api/rtcstats_integrationtest.cc
diff --git a/webrtc/api/rtcstats_integrationtest.cc b/webrtc/api/rtcstats_integrationtest.cc
index 33b1436e7bc21434b9f38ed37653fc22d31549c8..0d29609abf54d79847a4e2d2bb8f6e271117f2ad 100644
--- a/webrtc/api/rtcstats_integrationtest.cc
+++ b/webrtc/api/rtcstats_integrationtest.cc
@@ -440,7 +440,12 @@ class RTCStatsReportVerifier {
       verifier.TestMemberIsUndefined(media_stream_track.frames_per_second);
       verifier.TestMemberIsUndefined(media_stream_track.frames_sent);
       verifier.TestMemberIsUndefined(media_stream_track.frames_received);
-      verifier.TestMemberIsUndefined(media_stream_track.frames_decoded);
+      if (*media_stream_track.remote_source) {
+        verifier.TestMemberIsNonNegative<uint32_t>(
+            media_stream_track.frames_decoded);
+      } else {
+        verifier.TestMemberIsUndefined(media_stream_track.frames_decoded);
+      }
       verifier.TestMemberIsUndefined(media_stream_track.frames_dropped);
       verifier.TestMemberIsUndefined(media_stream_track.frames_corrupted);
       verifier.TestMemberIsUndefined(media_stream_track.partial_frames_lost);