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diff --git a/Source/WebCore/platform/mediastream/openwebrtc/RealtimeMediaSourceOwr.h b/Source/WebCore/platform/mediastream/openwebrtc/RealtimeMediaSourceOwr.h
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+++ b/Source/WebCore/platform/mediastream/openwebrtc/RealtimeMediaSourceOwr.h
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+/*
+ * Copyright (C) 2015 Igalia S.L
+ * Copyright (C) 2015 Metrological
+ *
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions are
+ * met:
+ *
+ * 1. Redistributions of source code must retain the above copyright
+ * notice, this list of conditions and the following disclaimer.
+ *
+ * 2. Redistributions in binary form must reproduce the above copyright
+ * notice, this list of conditions and the following disclaimer in the
+ * documentation and/or other materials provided with the distribution.
+ *
+ * 3. Neither the name of the copyright holder nor the names of its
+ * contributors may be used to endorse or promote products derived from
+ * this software without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+ * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+ * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+ * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+ * HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+ * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+ * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+ * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+ * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+ * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+ * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ */
+
+#ifndef RealtimeMediaSourceOwr_h
+#define RealtimeMediaSourceOwr_h
+
+#if ENABLE(MEDIA_STREAM) && USE(OPENWEBRTC)
+
+#include "GRefPtrGStreamer.h"
+#include "RealtimeMediaSource.h"
+#include <owr/owr_media_source.h>
+#include <wtf/HashMap.h>
+#include <wtf/RefPtr.h>
+#include <wtf/text/WTFString.h>
+
+namespace WebCore {
+
+class RealtimeMediaSourceCapabilities;
+
+class RealtimeMediaSourceOwr : public RealtimeMediaSource {
+public:
+RealtimeMediaSourceOwr(OwrMediaSource* mediaSource, const String& id, RealtimeMediaSource::Type type, const String& name)
+    : RealtimeMediaSource(id, type, name)
+    , m_mediaSource(mediaSource)
+    {
+        if (!mediaSource)
+            m_muted = true;
+    }
+
+RealtimeMediaSourceOwr(const String& id, RealtimeMediaSource::Type type, const String& name)
+    : RealtimeMediaSource(id, type, name)
+    , m_mediaSource(nullptr)
+    {
+    }
+
+    virtual ~RealtimeMediaSourceOwr() { }
+
+    void swapOutShallowSource(OwrMediaSource& realSource)
+    {
+        m_mediaSource = &realSource;
+        setMuted(false);
+    }
+
+    RefPtr<RealtimeMediaSourceCapabilities> capabilities() const override { return m_capabilities; }
+    const RealtimeMediaSourceSettings& settings() const override;
+
+    OwrMediaSource* mediaSource() const { return m_mediaSource; }
+
+protected:
+    virtual void initializeSettings() { };
+    virtual void initializeSupportedConstraints(RealtimeMediaSourceSupportedConstraints&) { };
+    RealtimeMediaSourceSupportedConstraints& supportedConstraints();
+
+    RealtimeMediaSourceSettings m_currentSettings;
+
+private:
+    RealtimeMediaSourceSupportedConstraints m_supportedConstraints;
+    RefPtr<RealtimeMediaSourceCapabilities> m_capabilities;
+    OwrMediaSource* m_mediaSource;
+};
+
+typedef HashMap<String, RefPtr<RealtimeMediaSourceOwr>> RealtimeMediaSourceOwrMap;
+
+} // namespace WebCore
+
+#endif // ENABLE(MEDIA_STREAM) && USE(OPENWEBRTC)
+
+#endif // RealtimeMediaSourceOwr_h