Add QP stats for received video streams to StatsReport.

talk/media/webrtc/webrtcvideoengine2_unittest.cc

Index: talk/media/webrtc/webrtcvideoengine2_unittest.cc
diff --git a/talk/media/webrtc/webrtcvideoengine2_unittest.cc b/talk/media/webrtc/webrtcvideoengine2_unittest.cc
index 1fb3d5d73b14072e9a76fb03a86b8601b16fb327..817b66f0f9538aef5b56d2c25a0b5cc78d854809 100644
--- a/talk/media/webrtc/webrtcvideoengine2_unittest.cc
+++ b/talk/media/webrtc/webrtcvideoengine2_unittest.cc
@@ -2536,6 +2536,17 @@ TEST_F(WebRtcVideoChannel2Test, GetStatsTranslatesDecodeStatsCorrectly) {
   EXPECT_EQ(stats.render_delay_ms, info.receivers[0].render_delay_ms);
 }
 
+TEST_F(WebRtcVideoChannel2Test, GetStatsTranslatesReceiveQpStatsCorrectly) {
+  FakeVideoReceiveStream* stream = AddRecvStream();
+  webrtc::VideoReceiveStream::Stats stats;
+  stats.qp = 9;
+  stream->SetStats(stats);
+
+  cricket::VideoMediaInfo info;
+  ASSERT_TRUE(channel_->GetStats(&info));
+  EXPECT_EQ(stats.qp, info.receivers[0].qp);
+}
+
 TEST_F(WebRtcVideoChannel2Test, GetStatsTranslatesReceivePacketStatsCorrectly) {
   FakeVideoReceiveStream* stream = AddRecvStream();
   webrtc::VideoReceiveStream::Stats stats;