Revert of Moved ring-buffer related files from common_audio to audio_processing"

webrtc/modules/modules.gyp

 # Copyright (c) 2011 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.
 
 {
   'includes': [
@@ skipping 240 matching lines @@
             'audio_processing/splitting_filter_unittest.cc',
             'audio_processing/transient/dyadic_decimator_unittest.cc',
             'audio_processing/transient/file_utils.cc',
             'audio_processing/transient/file_utils.h',
             'audio_processing/transient/file_utils_unittest.cc',
             'audio_processing/transient/moving_moments_unittest.cc',
             'audio_processing/transient/transient_detector_unittest.cc',
             'audio_processing/transient/transient_suppressor_unittest.cc',
             'audio_processing/transient/wpd_node_unittest.cc',
             'audio_processing/transient/wpd_tree_unittest.cc',
-            'audio_processing/utility/audio_ring_buffer_unittest.cc',
             'audio_processing/utility/block_mean_calculator_unittest.cc',
-            'audio_processing/utility/blocker_unittest.cc',
             'audio_processing/utility/delay_estimator_unittest.cc',
-            'audio_processing/utility/lapped_transform_unittest.cc',
-            'audio_processing/utility/ring_buffer_unittest.cc',
             'audio_processing/vad/gmm_unittest.cc',
             'audio_processing/vad/pitch_based_vad_unittest.cc',
             'audio_processing/vad/pitch_internal_unittest.cc',
             'audio_processing/vad/pole_zero_filter_unittest.cc',
             'audio_processing/vad/standalone_vad_unittest.cc',
             'audio_processing/vad/vad_audio_proc_unittest.cc',
             'audio_processing/vad/vad_circular_buffer_unittest.cc',
             'audio_processing/vad/voice_activity_detector_unittest.cc',
             'bitrate_controller/bitrate_controller_unittest.cc',
             'bitrate_controller/send_side_bandwidth_estimation_unittest.cc',
@@ skipping 447 matching lines @@
               'sources': [
                 'video_render_tests.isolate',
               ],
             },
           ],
         }],
       ],
     }], # include_tests
   ], # conditions
 }