Keep track of the user-facing number of channels in a ChannelBuffer

webrtc/common_audio/BUILD.gn

 # Copyright (c) 2014 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.
 
 import("//build/config/arm.gni")
 import("../build/webrtc.gni")
@@ skipping 241 matching lines @@
 
 if (rtc_include_tests) {
   test("common_audio_unittests") {
     testonly = true
 
     sources = [
       "audio_converter_unittest.cc",
       "audio_ring_buffer_unittest.cc",
       "audio_util_unittest.cc",
       "blocker_unittest.cc",
+      "channel_buffer_unittest.cc",
       "fir_filter_unittest.cc",
       "lapped_transform_unittest.cc",
       "real_fourier_unittest.cc",
       "resampler/push_resampler_unittest.cc",
       "resampler/push_sinc_resampler_unittest.cc",
       "resampler/resampler_unittest.cc",
       "resampler/sinusoidal_linear_chirp_source.cc",
       "resampler/sinusoidal_linear_chirp_source.h",
       "ring_buffer_unittest.cc",
       "signal_processing/real_fft_unittest.cc",
@@ skipping 33 matching lines @@
       "../test:test_support_main",
       "//testing/gmock",
       "//testing/gtest",
     ]
 
     if (is_android) {
       deps += [ "//testing/android/native_test:native_test_support" ]
     }
   }
 }