1 files changed, 38 insertions, 0 deletions
diff --git a/third_party/libwebrtc/api/media_stream_interface.cc b/third_party/libwebrtc/api/media_stream_interface.cc
new file mode 100644
index 0000000000..e07907917b
--- /dev/null
+++ b/third_party/libwebrtc/api/media_stream_interface.cc
@@ -0,0 +1,38 @@
+/*
+ *  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.
+ */
+
+#include "api/media_stream_interface.h"
+#include "api/media_types.h"
+
+namespace webrtc {
+
+const char* const MediaStreamTrackInterface::kVideoKind =
+    cricket::kMediaTypeVideo;
+const char* const MediaStreamTrackInterface::kAudioKind =
+    cricket::kMediaTypeAudio;
+
+VideoTrackInterface::ContentHint VideoTrackInterface::content_hint() const {
+  return ContentHint::kNone;
+}
+
+bool AudioTrackInterface::GetSignalLevel(int* level) {
+  return false;
+}
+
+rtc::scoped_refptr<AudioProcessorInterface>
+AudioTrackInterface::GetAudioProcessor() {
+  return nullptr;
+}
+
+const cricket::AudioOptions AudioSourceInterface::options() const {
+  return {};
+}
+
+}  // namespace webrtc