Create //webrtc/api:libjingle_peerconnection_api + refactorings.

webrtc/pc/videocapturertracksource.h

Index: webrtc/pc/videocapturertracksource.h
diff --git a/webrtc/api/videocapturertracksource.h b/webrtc/pc/videocapturertracksource.h
similarity index 93%
rename from webrtc/api/videocapturertracksource.h
rename to webrtc/pc/videocapturertracksource.h
index b0a2810b7656c15b206c621ab1c19be27bfda82a..30991a11ac70c14b1e632aeb3010a4fd323d7c46 100644
--- a/webrtc/api/videocapturertracksource.h
+++ b/webrtc/pc/videocapturertracksource.h
@@ -8,17 +8,17 @@
  *  be found in the AUTHORS file in the root of the source tree.
  */
 
-#ifndef WEBRTC_API_VIDEOCAPTURERTRACKSOURCE_H_
-#define WEBRTC_API_VIDEOCAPTURERTRACKSOURCE_H_
+#ifndef WEBRTC_PC_VIDEOCAPTURERTRACKSOURCE_H_
+#define WEBRTC_PC_VIDEOCAPTURERTRACKSOURCE_H_
 
 #include <memory>
 
 #include "webrtc/api/mediastreaminterface.h"
-#include "webrtc/api/videotracksource.h"
 #include "webrtc/base/asyncinvoker.h"
 #include "webrtc/base/sigslot.h"
 #include "webrtc/media/base/videocapturer.h"
 #include "webrtc/media/base/videocommon.h"
+#include "webrtc/pc/videotracksource.h"
 
 // VideoCapturerTrackSource implements VideoTrackSourceInterface. It owns a
 // cricket::VideoCapturer and make sure the camera is started at a resolution
@@ -81,4 +81,4 @@ class VideoCapturerTrackSource : public VideoTrackSource,
 
 }  // namespace webrtc
 
-#endif  // WEBRTC_API_VIDEOCAPTURERTRACKSOURCE_H_
+#endif  // WEBRTC_PC_VIDEOCAPTURERTRACKSOURCE_H_