Create //webrtc/api:libjingle_peerconnection_api + refactorings.

webrtc/api/mediastreaminterface.cc

 /*
- *  Copyright 2015 The WebRTC project authors. All Rights Reserved.
+ *  Copyright 2017 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.
  */
 
-#ifndef WEBRTC_API_TEST_ANDROIDTESTINITIALIZER_H_
-#define WEBRTC_API_TEST_ANDROIDTESTINITIALIZER_H_
+#include "webrtc/api/mediastreaminterface.h"
 
 namespace webrtc {
 
-void InitializeAndroidObjects();
+const char MediaStreamTrackInterface::kVideoKind[] = "video";
+const char MediaStreamTrackInterface::kAudioKind[] = "audio";
 
 }  // namespace webrtc
-
-#endif  // WEBRTC_API_TEST_ANDROIDTESTINITIALIZER_H_