1 files changed, 60 insertions, 0 deletions
diff --git a/dom/media/webrtc/jsapi/RemoteTrackSource.h b/dom/media/webrtc/jsapi/RemoteTrackSource.h
new file mode 100644
index 0000000000..963eb90abc
--- /dev/null
+++ b/dom/media/webrtc/jsapi/RemoteTrackSource.h
@@ -0,0 +1,60 @@
+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this file,
+ * You can obtain one at http://mozilla.org/MPL/2.0/. */
+
+#ifndef _REMOTE_TRACK_SOURCE_H_
+#define _REMOTE_TRACK_SOURCE_H_
+
+#include "MediaStreamTrack.h"
+#include "MediaStreamError.h"
+
+namespace mozilla {
+
+class RemoteTrackSource : public dom::MediaStreamTrackSource {
+ public:
+  RemoteTrackSource(SourceMediaTrack* aStream, nsIPrincipal* aPrincipal,
+                    const nsString& aLabel, TrackingId aTrackingId)
+      : dom::MediaStreamTrackSource(aPrincipal, aLabel, std::move(aTrackingId)),
+        mStream(aStream) {}
+
+  dom::MediaSourceEnum GetMediaSource() const override {
+    return dom::MediaSourceEnum::Other;
+  }
+
+  RefPtr<ApplyConstraintsPromise> ApplyConstraints(
+      const dom::MediaTrackConstraints& aConstraints,
+      dom::CallerType aCallerType) override {
+    return ApplyConstraintsPromise::CreateAndReject(
+        MakeRefPtr<MediaMgrError>(
+            dom::MediaStreamError::Name::OverconstrainedError, ""),
+        __func__);
+  }
+
+  void Stop() override {
+    // XXX (Bug 1314270): Implement rejection logic if necessary when we have
+    //                    clarity in the spec.
+  }
+
+  void Disable() override {}
+
+  void Enable() override {}
+
+  void SetPrincipal(nsIPrincipal* aPrincipal) {
+    mPrincipal = aPrincipal;
+    PrincipalChanged();
+  }
+  void SetMuted(bool aMuted) { MutedChanged(aMuted); }
+  void ForceEnded() { OverrideEnded(); }
+
+  const RefPtr<SourceMediaTrack> mStream;
+
+ protected:
+  virtual ~RemoteTrackSource() {
+    MOZ_ASSERT(NS_IsMainThread());
+    MOZ_ASSERT(mStream->IsDestroyed());
+  }
+};
+
+}  // namespace mozilla
+
+#endif  // _REMOTE_TRACK_SOURCE_H_