Reland 15721002: Hook up the device selection to the WebAudio live audio

media/audio/win/audio_low_latency_output_win_unittest.cc

Index: media/audio/win/audio_low_latency_output_win_unittest.cc
diff --git a/media/audio/win/audio_low_latency_output_win_unittest.cc b/media/audio/win/audio_low_latency_output_win_unittest.cc
index 5f1f1a662b4a5f3fa4aa73c33324b0810db9f2ea..af60be61304f3ec2adca5350bf0d9a6839f43a83 100644
--- a/media/audio/win/audio_low_latency_output_win_unittest.cc
+++ b/media/audio/win/audio_low_latency_output_win_unittest.cc
@@ -232,7 +232,8 @@ class AudioOutputStreamWrapper {
   AudioOutputStream* CreateOutputStream() {
     AudioOutputStream* aos = audio_man_->MakeAudioOutputStream(
         AudioParameters(format_, channel_layout_, sample_rate_,
-                        bits_per_sample_, samples_per_packet_));
+                        bits_per_sample_, samples_per_packet_),
+        std::string());
     EXPECT_TRUE(aos);
     return aos;
   }