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diff --git a/Source/WebCore/page/GeolocationController.h b/Source/WebCore/page/GeolocationController.h
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+/*
+ * Copyright (C) 2009 Apple Inc. 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.
+ *
+ * THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS 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 APPLE INC. OR ITS 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 GeolocationController_h
+#define GeolocationController_h
+
+#if ENABLE(CLIENT_BASED_GEOLOCATION)
+
+#include "Geolocation.h"
+#include <wtf/HashSet.h>
+#include <wtf/Noncopyable.h>
+#include <wtf/RefPtr.h>
+
+namespace WebCore {
+
+class GeolocationClient;
+class GeolocationError;
+class GeolocationPosition;
+class Page;
+
+class GeolocationController : public Noncopyable {
+public:
+    GeolocationController(Page*, GeolocationClient*);
+    ~GeolocationController();
+
+    void addObserver(Geolocation*, bool enableHighAccuracy);
+    void removeObserver(Geolocation*);
+
+    void requestPermission(Geolocation*);
+    void cancelPermissionRequest(Geolocation*);
+
+    void positionChanged(GeolocationPosition*);
+    void errorOccurred(GeolocationError*);
+
+    GeolocationPosition* lastPosition();
+
+private:
+    Page* m_page;
+    GeolocationClient* m_client;
+
+    RefPtr<GeolocationPosition> m_lastPosition;
+    typedef HashSet<RefPtr<Geolocation> > ObserversSet;
+    // All observers; both those requesting high accuracy and those not.
+    ObserversSet m_observers;
+    ObserversSet m_highAccuracyObservers;
+};
+
+} // namespace WebCore
+
+#endif // ENABLE(CLIENT_BASED_GEOLOCATION)
+
+#endif // GeolocationController_h