[Chromecast] Move CastAudioDecoder out to chromecast/media/cma/decoder

chromecast/media/base/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("//chromecast/chromecast.gni")
 
 source_set("message_loop") {
   sources = [
     "media_message_loop.cc",
     "media_message_loop.h",
@@ skipping 23 matching lines @@
   }
 
   deps = [
     "//base",
     "//chromecast/public/media",
     "//media",
     "//third_party/widevine/cdm:version_h",
   ]
 }
 
+source_set("decoder_buffer") {
+  sources = [
+    "decoder_buffer_base.h",
+  ]
+
+  public_deps = [
+    "//chromecast/public/media",
+  ]
+
+  deps = [
+    "//base",
+  ]
+}
+
+source_set("decoder") {
+  sources = [
+    "cast_audio_decoder.h",
+    "cast_audio_decoder_android.cc",
+    "cast_audio_decoder_linux.cc",
+  ]
+
+  deps = [
+    ":decoder_buffer",
+    "//base",
+    "//media",
+    "//media:shared_memory_support",
+  ]
+}
+
 # TODO(slan): See if the dependency on //media can be broken.
 source_set("base") {
   sources = [
     "decrypt_context_impl.cc",
     "decrypt_context_impl.h",
     "decrypt_context_impl_clearkey.cc",
     "decrypt_context_impl_clearkey.h",
     "media_caps.cc",
     "media_caps.h",
     "media_codec_support.cc",
@@ skipping 68 matching lines @@
   public_deps = [
     "//chromecast/public",
     "//chromecast/public/media",
   ]
 
   deps = [
     "//build/config/sanitizers:deps",
     "//chromecast/media/cma/backend",
   ]
 }