Creating the audio_modem component

components/copresence/BUILD.gn

Index: components/copresence/BUILD.gn
diff --git a/components/copresence/BUILD.gn b/components/copresence/BUILD.gn
index b518c7930796b6610cf8c7453d3555fb766fcad1..d2d526228aa3aa3116069d5e6cf74fff2d87c31d 100644
--- a/components/copresence/BUILD.gn
+++ b/components/copresence/BUILD.gn
@@ -4,7 +4,6 @@
 
 static_library("copresence") {
   sources = [
-    "copresence_constants.cc",
     "copresence_manager_impl.cc",
     "copresence_state_impl.cc",
     "copresence_state_impl.h",
@@ -23,21 +22,11 @@ static_library("copresence") {
     "handlers/gcm_handler.h",
     "handlers/gcm_handler_impl.cc",
     "handlers/gcm_handler_impl.h",
-    "mediums/audio/audio_manager.h",
-    "mediums/audio/audio_manager_impl.cc",
-    "mediums/audio/audio_manager_impl.h",
-    "mediums/audio/audio_player.h",
-    "mediums/audio/audio_player_impl.cc",
-    "mediums/audio/audio_player_impl.h",
-    "mediums/audio/audio_recorder.h",
-    "mediums/audio/audio_recorder_impl.cc",
-    "mediums/audio/audio_recorder_impl.h",
     "public/copresence_constants.h",
     "public/copresence_delegate.h",
     "public/copresence_manager.h",
     "public/copresence_observer.h",
     "public/copresence_state.h",
-    "public/whispernet_client.h",
     "rpc/http_post.cc",
     "rpc/http_post.h",
     "rpc/rpc_handler.cc",
@@ -49,10 +38,10 @@ static_library("copresence") {
 
   deps = [
     "//base",
+    "//components/audio_modem",
     "//components/copresence/proto",
     "//content",
     "//media",
     "//net",
-    "//third_party/webrtc/common_audio",
   ]
 }