Adding a new ChangeLogger class to handle UMA logging of bitrates

webrtc/modules/audio_coding/main/acm2/audio_coding_module.gypi

 # Copyright (c) 2012 The WebRTC project authors. All Rights Reserved.
 #
 # Use of this source code is governed by a BSD-style license
 # that can be found in the LICENSE file in the root of the source
 # tree. An additional intellectual property rights grant can be found
 # in the file PATENTS.  All contributing project authors may
 # be found in the AUTHORS file in the root of the source tree.
 
 {
   'variables': {
@@ skipping 54 matching lines @@
         'acm_resampler.h',
         'audio_coding_module.cc',
         'audio_coding_module_impl.cc',
         'audio_coding_module_impl.h',
         'call_statistics.cc',
         'call_statistics.h',
         'codec_manager.cc',
         'codec_manager.h',
         'codec_owner.cc',
         'codec_owner.h',
+        'delayed_logger.cc',
+        'delayed_logger.h',
         'initial_delay_manager.cc',
         'initial_delay_manager.h',
         'nack.cc',
         'nack.h',
       ],
     },
     {
       'target_name': 'acm_dump_proto',
       'type': 'static_library',
       'sources': ['dump.proto',],
@@ skipping 97 matching lines @@
           'sources': [
              '../test/insert_packet_with_timing.cc',
              '../test/Channel.cc',
              '../test/PCMFile.cc',
            ],
         }, # delay_test
       ],
     }],
   ],
 }