[Chromecast] Complete PostProcessingPipeline changes

chromecast/media/cma/backend/alsa/BUILD.gn

 # Copyright 2015 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.
 
 import("//build/buildflag_header.gni")
 import("//build/config/chromecast_build.gni")
 import("//chromecast/chromecast.gni")
 import("//media/media_options.gni")
 import("//testing/test.gni")
 
 declare_args() {
   # Set true to use raw timestamps on non-desktop cast build.
   # ALSA version equal or later than 1.0.29 support this function.
   use_alsa_monotonic_raw_tstamps = !is_cast_desktop_build
 }
 
 # Alsa must be used for these targets to build.
 assert(use_alsa)
 
 shared_library("libcast_media_1.0_audio") {
   sources = [
     "cast_media_shlib.cc",
     "media_codec_support_cast_audio.cc",
+    "post_processing_pipeline_impl.cc",
+    "post_processing_pipeline_impl.h",
   ]
 
   deps = [
     ":alsa_cma_backend",
     "//base",
     "//chromecast/base",
     "//chromecast/public",
     "//media",
   ]
 }
 
 source_set("alsa_cma_backend") {
   sources = [
     "alsa_volume_control.cc",
     "alsa_volume_control.h",
     "alsa_wrapper.cc",
     "alsa_wrapper.h",
     "audio_decoder_alsa.cc",
     "audio_decoder_alsa.h",
     "filter_group.cc",
     "filter_group.h",
     "media_pipeline_backend_alsa.cc",
     "media_pipeline_backend_alsa.h",
-    "post_processing_pipeline.cc",
     "post_processing_pipeline.h",
     "post_processing_pipeline_parser.cc",
     "post_processing_pipeline_parser.h",
     "stream_mixer_alsa.cc",
     "stream_mixer_alsa.h",
     "stream_mixer_alsa_input.cc",
     "stream_mixer_alsa_input.h",
     "stream_mixer_alsa_input_impl.cc",
     "stream_mixer_alsa_input_impl.h",
     "volume_control.cc",
@@ skipping 79 matching lines @@
     "post_processors/governor_shlib.cc",
   ]
 
   deps = [
     ":slew_volume",
     "//base",
     "//chromecast/base",
     "//chromecast/public/media",
   ]
 }