fix-ups when accessing JSGlobalObject::d.
        
Patch by Geoffrey Garen <ggaren@apple.com> on 2009-09-28
Reviewed by Sam Weinig.

JavaScriptCore: 

Replaced with an explicit destructor function pointer.
        
6% speedup on bench-alloc-nonretained.js.

* JavaScriptCore.exp:
* runtime/JSGlobalObject.cpp:
(JSC::JSGlobalObject::~JSGlobalObject):
(JSC::JSGlobalObject::destroyJSGlobalObjectData):
* runtime/JSGlobalObject.h:
(JSC::JSGlobalObject::JSGlobalObjectData::JSGlobalObjectData):
(JSC::JSGlobalObject::JSGlobalObject):

JavaScriptGlue: 

Replaced with an explicit destructor function pointer.

* JSRun.cpp:
(JSGlueGlobalObject::destroyData):
* JSRun.h:
(JSGlueGlobalObject::Data::Data):

WebCore: 

Replaced with an explicit destructor function pointer.

* bindings/js/JSDOMGlobalObject.cpp:
(WebCore::JSDOMGlobalObject::destroyJSDOMGlobalObjectData):
* bindings/js/JSDOMGlobalObject.h:
(WebCore::JSDOMGlobalObject::JSDOMGlobalObjectData::JSDOMGlobalObjectData):



git-svn-id: http://svn.webkit.org/repository/webkit/trunk@48883 268f45cc-cd09-0410-ab3c-d52691b4dbfc