Remove dead code related to media device enumerations and monitoring.

content/renderer/media/speech_recognition_audio_sink_unittest.cc

 // Copyright 2014 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "content/renderer/media/speech_recognition_audio_sink.h"
 
 #include <stddef.h>
 #include <stdint.h>
 #include <string.h>
 #include <utility>
@@ skipping 389 matching lines @@
 
   // This test must be aligned with the policy of supported tracks.
   SupportedTrackPolicy p;
   p[MEDIA_NO_SERVICE] = false;
   p[MEDIA_DEVICE_AUDIO_CAPTURE] = true;  // The only one supported for now.
   p[MEDIA_DEVICE_VIDEO_CAPTURE] = false;
   p[MEDIA_TAB_AUDIO_CAPTURE] = false;
   p[MEDIA_TAB_VIDEO_CAPTURE] = false;
   p[MEDIA_DESKTOP_VIDEO_CAPTURE] = false;
   p[MEDIA_DESKTOP_AUDIO_CAPTURE] = false;
-  p[MEDIA_DEVICE_AUDIO_OUTPUT] = false;
 
   // Ensure this test gets updated along with |content::MediaStreamType| enum.
   EXPECT_EQ(NUM_MEDIA_TYPES, p.size());
 
   // Check the the entire policy.
   for (SupportedTrackPolicy::iterator it = p.begin(); it != p.end(); ++it) {
     blink::WebMediaStreamTrack blink_track;
     PrepareBlinkTrackOfType(it->first, &blink_track);
     ASSERT_EQ(
         it->second,
@@ skipping 119 matching lines @@
   const uint32_t buffers_per_notification = Initialize(44100, 441, 16000, 1600);
   AssertConsumedBuffers(0U);
   CaptureAudioAndAssertConsumedBuffers(buffers_per_notification, 1U);
   EXPECT_CALL(*this, StoppedCallback()).Times(1);
 
   native_track()->Stop();
   CaptureAudioAndAssertConsumedBuffers(buffers_per_notification, 1U);
 }
 
 }  // namespace content