First part of work to move V8 binding integrity off of vtables.

Source/WebCore/dom/DeviceOrientationEvent.cpp

Index: Source/WebCore/dom/DeviceOrientationEvent.cpp
diff --git a/Source/WebCore/dom/DeviceOrientationEvent.cpp b/Source/WebCore/dom/DeviceOrientationEvent.cpp
index 01cdd118a8a93a44bab4248a9dcddce31191065d..bdce813fe09b7840046973380873d28507f88005 100644
--- a/Source/WebCore/dom/DeviceOrientationEvent.cpp
+++ b/Source/WebCore/dom/DeviceOrientationEvent.cpp
@@ -38,12 +38,14 @@ DeviceOrientationEvent::~DeviceOrientationEvent()
 DeviceOrientationEvent::DeviceOrientationEvent()
     : m_orientation(DeviceOrientationData::create())
 {
+    ScriptWrappable::init(this);
 }
 
 DeviceOrientationEvent::DeviceOrientationEvent(const AtomicString& eventType, DeviceOrientationData* orientation)
     : Event(eventType, false, false) // Can't bubble, not cancelable
     , m_orientation(orientation)
 {
+    ScriptWrappable::init(this);
 }
 
 void DeviceOrientationEvent::initDeviceOrientationEvent(const AtomicString& type, bool bubbles, bool cancelable, DeviceOrientationData* orientation)