Add an AudioTrack based audio output stream.

media/media.gyp

 # Copyright (c) 2012 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.
 
 {
   'variables': {
     'chromium_code': 1,
     # Override to dynamically link the cras (ChromeOS audio) library.
     'use_cras%': 0,
     # Option e.g. for Linux distributions to link pulseaudio directly
@@ skipping 74 matching lines @@
         'audio/alsa/alsa_util.cc',
         'audio/alsa/alsa_util.h',
         'audio/alsa/alsa_wrapper.cc',
         'audio/alsa/alsa_wrapper.h',
         'audio/alsa/audio_manager_alsa.cc',
         'audio/alsa/audio_manager_alsa.h',
         'audio/android/audio_manager_android.cc',
         'audio/android/audio_manager_android.h',
         'audio/android/audio_record_input.cc',
         'audio/android/audio_record_input.h',
+        'audio/android/audio_track_output_stream.cc',
+        'audio/android/audio_track_output_stream.h',
         'audio/android/opensles_input.cc',
         'audio/android/opensles_input.h',
         'audio/android/opensles_output.cc',
         'audio/android/opensles_output.h',
         'audio/android/opensles_wrapper.cc',
         'audio/audio_device_name.cc',
         'audio/audio_device_name.h',
         'audio/audio_device_thread.cc',
         'audio/audio_device_thread.h',
         'audio/audio_input_controller.cc',
@@ skipping 1700 matching lines @@
           },
           'includes': ['../build/apk_test.gypi'],
         },
         {
           # GN: //media/base/android:media_android_jni_headers
           'target_name': 'media_android_jni_headers',
           'type': 'none',
           'sources': [
             'base/android/java/src/org/chromium/media/AudioManagerAndroid.java',
             'base/android/java/src/org/chromium/media/AudioRecordInput.java',
+            'base/android/java/src/org/chromium/media/AudioTrackOutputStream.java',
             'base/android/java/src/org/chromium/media/MediaCodecBridge.java',
             'base/android/java/src/org/chromium/media/MediaCodecUtil.java',
             'base/android/java/src/org/chromium/media/MediaDrmBridge.java',
             'base/android/java/src/org/chromium/media/MediaPlayerBridge.java',
             'base/android/java/src/org/chromium/media/MediaPlayerListener.java',
             'base/android/java/src/org/chromium/media/WebAudioMediaCodecBridge.java',
           ],
           'variables': {
             'jni_gen_package': 'media',
           },
@@ skipping 313 matching lines @@
               'dependencies': [
                 '../tools/xdisplaycheck/xdisplaycheck.gyp:xdisplaycheck',
               ],
             }],
           ],
         },
       ],
     }],
   ],
 }