diff -r 000000000000 -r 4f2f89ce4247 WebCore/dom/DeviceOrientationController.h
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/WebCore/dom/DeviceOrientationController.h	Fri Sep 17 09:02:29 2010 +0300
@@ -0,0 +1,57 @@
+/*
+ * Copyright 2010, The Android Open Source Project
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ *  * Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer.
+ *  * 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 THE COPYRIGHT HOLDERS ``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 OWNER 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 DeviceOrientationController_h
+#define DeviceOrientationController_h
+
+#include "DOMWindow.h"
+#include <wtf/HashCountedSet.h>
+
+namespace WebCore {
+
+class DeviceOrientation;
+class DeviceOrientationClient;
+class Page;
+
+class DeviceOrientationController {
+public:
+    DeviceOrientationController(Page*, DeviceOrientationClient*);
+
+    void addListener(DOMWindow*);
+    void removeListener(DOMWindow*);
+    void removeAllListeners(DOMWindow*);
+
+    void didChangeDeviceOrientation(DeviceOrientation*);
+
+private:
+    Page* m_page;
+    DeviceOrientationClient* m_client;
+    typedef HashCountedSet<DOMWindow*> ListenersSet;
+    ListenersSet m_listeners;
+};
+
+} // namespace WebCore
+
+#endif // DeviceOrientationController_h