Include default communication devices in audio device enumerations. This removes heuristic that pic…

content/renderer/media/media_stream_dispatcher_unittest.cc

Index: content/renderer/media/media_stream_dispatcher_unittest.cc
diff --git a/content/renderer/media/media_stream_dispatcher_unittest.cc b/content/renderer/media/media_stream_dispatcher_unittest.cc
index 32acc8825446f4ceecbf5d4b7d29cd162da43a0b..eb68780b232fd2737284185548cfc96886c3ed8a 100644
--- a/content/renderer/media/media_stream_dispatcher_unittest.cc
+++ b/content/renderer/media/media_stream_dispatcher_unittest.cc
@@ -405,66 +405,4 @@ TEST_F(MediaStreamDispatcherTest, DeviceClosed) {
             StreamDeviceInfo::kNoId);
 }
 
-TEST_F(MediaStreamDispatcherTest, CheckDuckingState) {
-  scoped_ptr<MediaStreamDispatcher> dispatcher(new MediaStreamDispatcher(NULL));
-  scoped_ptr<MockMediaStreamDispatcherEventHandler>
-      handler(new MockMediaStreamDispatcherEventHandler);
-  StreamOptions components(true, false);  // audio only.
-  int ipc_request_id1 = dispatcher->next_ipc_id_;
-
-  dispatcher->GenerateStream(kRequestId1, handler.get()->AsWeakPtr(),
-                             components, GURL());
-  EXPECT_EQ(1u, dispatcher->requests_.size());
-
-  // Ducking isn't active at this point.
-  EXPECT_FALSE(dispatcher->IsAudioDuckingActive());
-
-  // Complete the creation of stream1 with a single audio track that has
-  // ducking enabled.
-  StreamDeviceInfoArray audio_device_array(1);
-  StreamDeviceInfo& audio_device_info = audio_device_array[0];
-  audio_device_info.device.name = "Microphone";
-  audio_device_info.device.type = kAudioType;
-  audio_device_info.session_id = kAudioSessionId;
-  audio_device_info.device.input.effects = media::AudioParameters::DUCKING;
-
-  StreamDeviceInfoArray video_device_array;  // Empty for this test.
-
-  const char kStreamLabel[] = "stream1";
-  dispatcher->OnMessageReceived(MediaStreamMsg_StreamGenerated(
-      kRouteId, ipc_request_id1, kStreamLabel,
-      audio_device_array, video_device_array));
-  EXPECT_EQ(handler->request_id_, kRequestId1);
-  EXPECT_EQ(0u, dispatcher->requests_.size());
-
-  // Ducking should now be reported as active.
-  EXPECT_TRUE(dispatcher->IsAudioDuckingActive());
-
-  // Stop the device (removes the stream).
-  dispatcher->OnMessageReceived(
-      MediaStreamMsg_DeviceStopped(kRouteId, kStreamLabel,
-            handler->audio_device_));
-
-  // Ducking should now be reported as inactive again.
-  EXPECT_FALSE(dispatcher->IsAudioDuckingActive());
-
-  // Now do the same sort of test with the DUCKING flag off.
-  audio_device_info.device.input.effects =
-      media::AudioParameters::ECHO_CANCELLER;
-
-  dispatcher->OnMessageReceived(MediaStreamMsg_StreamGenerated(
-      kRouteId, ipc_request_id1, kStreamLabel,
-      audio_device_array, video_device_array));
-  EXPECT_EQ(handler->request_id_, kRequestId1);
-  EXPECT_EQ(0u, dispatcher->requests_.size());
-
-  // Ducking should still be reported as not active.
-  EXPECT_FALSE(dispatcher->IsAudioDuckingActive());
-
-  // Stop the device (removes the stream).
-  dispatcher->OnMessageReceived(
-      MediaStreamMsg_DeviceStopped(kRouteId, kStreamLabel,
-            handler->audio_device_));
-}
-
 }  // namespace content