Add a virtual beamforming audio device on ChromeOS.

content/browser/media/media_internals_unittest.cc

Index: content/browser/media/media_internals_unittest.cc
diff --git a/content/browser/media/media_internals_unittest.cc b/content/browser/media/media_internals_unittest.cc
index c255c1838845b9eb670cfa48b58003e51a5548e8..81f1a7225ff59824085df8a465a172d5bffca48f 100644
--- a/content/browser/media/media_internals_unittest.cc
+++ b/content/browser/media/media_internals_unittest.cc
@@ -227,18 +227,19 @@ class MediaInternalsAudioLogTest
     : public MediaInternalsTestBase,
       public testing::TestWithParam<media::AudioLogFactory::AudioComponent> {
  public:
-  MediaInternalsAudioLogTest() :
-      update_cb_(base::Bind(&MediaInternalsAudioLogTest::UpdateCallbackImpl,
-                            base::Unretained(this))),
-      test_params_(media::AudioParameters::AUDIO_PCM_LINEAR,
-                   media::CHANNEL_LAYOUT_MONO,
-                   48000,
-                   16,
-                   128,
-                   media::AudioParameters::ECHO_CANCELLER |
-                   media::AudioParameters::DUCKING),
-      test_component_(GetParam()),
-      audio_log_(media_internals_->CreateAudioLog(test_component_)) {
+  MediaInternalsAudioLogTest()
+      : update_cb_(base::Bind(&MediaInternalsAudioLogTest::UpdateCallbackImpl,
+                              base::Unretained(this))),
+        test_params_(media::AudioParameters::AUDIO_PCM_LINEAR,
+                     media::CHANNEL_LAYOUT_MONO,
+                     48000,
+                     16,
+                     128,
+                     "",
+                     media::AudioParameters::ECHO_CANCELLER |
+                         media::AudioParameters::DUCKING),
+        test_component_(GetParam()),
+        audio_log_(media_internals_->CreateAudioLog(test_component_)) {
     media_internals_->AddUpdateCallback(update_cb_);
   }