Don't hardcode MediaType::ANY in FakeNetworkPipe.

webrtc/video/video_quality_test.cc

Index: webrtc/video/video_quality_test.cc
diff --git a/webrtc/video/video_quality_test.cc b/webrtc/video/video_quality_test.cc
index 4c3c731dd79831ce817e3cdb4f18871126c0b42b..96a488298e859229bbe2a80556c9b1f332e2f266 100644
--- a/webrtc/video/video_quality_test.cc
+++ b/webrtc/video/video_quality_test.cc
@@ -1590,7 +1590,8 @@ void VideoQualityTest::RunWithAnalyzer(const Params& params) {
   test::LayerFilteringTransport send_transport(
       params_.pipe, sender_call_.get(), kPayloadTypeVP8, kPayloadTypeVP9,
       params_.video.selected_tl, params_.ss.selected_sl);
-  test::DirectTransport recv_transport(params_.pipe, receiver_call_.get());
+  test::DirectTransport recv_transport(
+      params_.pipe, receiver_call_.get(), MediaType::VIDEO);
 
   std::string graph_title = params_.analyzer.graph_title;
   if (graph_title.empty())