diff --git a/webrtc/api/videocapturertracksource.cc b/webrtc/api/videocapturertracksource.cc
new file mode 100644
index 0000000000..aeb2516b36
--- /dev/null
+++ b/webrtc/api/videocapturertracksource.cc
@@ -0,0 +1,15 @@
+/*
+ /*
+ *  Copyright 2012 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/api/videocapturertracksource.h"
+
+// TODO(perkj): This file is added to prepare for changing name of VideoSource
+// to VideoCapturerTrackSource.
diff --git a/webrtc/api/videocapturertracksource.h b/webrtc/api/videocapturertracksource.h
new file mode 100644
index 0000000000..15f8bf137e
--- /dev/null
+++ b/webrtc/api/videocapturertracksource.h
@@ -0,0 +1,17 @@
+/*
+ *  Copyright 2012 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_VIDEOCAPTURERTRACKSOURCE_H_
+#define WEBRTC_API_VIDEOCAPTURERTRACKSOURCE_H_
+
+// TODO(perkj): This file is added to prepare for changing name of VideoSource
+// to VideoCapturerTrackSource.
+
+#endif  //  WEBRTC_API_VIDEOCAPTURERTRACKSOURCE_H_
diff --git a/webrtc/api/videotracksource.cc b/webrtc/api/videotracksource.cc
new file mode 100644
index 0000000000..e220d2cbb6
--- /dev/null
+++ b/webrtc/api/videotracksource.cc
@@ -0,0 +1,15 @@
+/*
+ /*
+ *  Copyright 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/api/videotracksource.h"
+
+// TODO(perkj): This file is added to prepare for splitting VideoSource
+// into two parts, VideoCapturerTrackSource that will inherit VideoTrackSource.
diff --git a/webrtc/api/videotracksource.h b/webrtc/api/videotracksource.h
new file mode 100644
index 0000000000..daa0a0e357
--- /dev/null
+++ b/webrtc/api/videotracksource.h
@@ -0,0 +1,18 @@
+/*
+ /*
+ *  Copyright 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.
+ */
+
+#ifndef WEBRTC_API_VIDEOTRACKSOURCE_H_
+#define WEBRTC_API_VIDEOTRACKSOURCE_H_
+
+// TODO(perkj): This file is added to prepare for splitting VideoSource
+// into two parts, VideoCapturerTrackSource that will inherit VideoTrackSource.
+
+#endif  //  WEBRTC_API_VIDEOTRACKSOURCE_H_