1 files changed, 42 insertions, 0 deletions
diff --git a/third_party/libwebrtc/pc/video_track_source.cc b/third_party/libwebrtc/pc/video_track_source.cc
new file mode 100644
index 0000000000..64e99cc064
--- /dev/null
+++ b/third_party/libwebrtc/pc/video_track_source.cc
@@ -0,0 +1,42 @@
+/*
+ *  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 "pc/video_track_source.h"
+
+#include "rtc_base/checks.h"
+
+namespace webrtc {
+
+VideoTrackSource::VideoTrackSource(bool remote)
+    : state_(kInitializing), remote_(remote) {
+  worker_thread_checker_.Detach();
+}
+
+void VideoTrackSource::SetState(SourceState new_state) {
+  RTC_DCHECK_RUN_ON(&signaling_thread_checker_);
+  if (state_ != new_state) {
+    state_ = new_state;
+    FireOnChanged();
+  }
+}
+
+void VideoTrackSource::AddOrUpdateSink(
+    rtc::VideoSinkInterface<VideoFrame>* sink,
+    const rtc::VideoSinkWants& wants) {
+  RTC_DCHECK(worker_thread_checker_.IsCurrent());
+  source()->AddOrUpdateSink(sink, wants);
+}
+
+void VideoTrackSource::RemoveSink(rtc::VideoSinkInterface<VideoFrame>* sink) {
+  RTC_DCHECK(worker_thread_checker_.IsCurrent());
+  source()->RemoveSink(sink);
+}
+
+}  //  namespace webrtc