Break the ANA build-target into ANA and ANA-config

webrtc/modules/audio_coding/audio_network_adaptor/audio_network_adaptor.cc

Index: webrtc/modules/audio_coding/audio_network_adaptor/audio_network_adaptor.cc
diff --git a/webrtc/modules/audio_coding/audio_network_adaptor/audio_network_adaptor.cc b/webrtc/modules/audio_coding/audio_network_adaptor/audio_network_adaptor.cc
deleted file mode 100644
index ce1e2500fffa1b5a22d3802f7108026adf92ed4c..0000000000000000000000000000000000000000
--- a/webrtc/modules/audio_coding/audio_network_adaptor/audio_network_adaptor.cc
+++ /dev/null
@@ -1,22 +0,0 @@
-/*
- *  Copyright (c) 2016 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.
- */
-
-#include "webrtc/modules/audio_coding/audio_network_adaptor/include/audio_network_adaptor.h"
-
-namespace webrtc {
-
-AudioEncoderRuntimeConfig::AudioEncoderRuntimeConfig() = default;
-
-AudioEncoderRuntimeConfig::~AudioEncoderRuntimeConfig() = default;
-
-AudioEncoderRuntimeConfig::AudioEncoderRuntimeConfig(
-    const AudioEncoderRuntimeConfig& other) = default;
-
-}  // namespace webrtc