http://bugs.webkit.org/show_bug.cgi?id=12268
        Give object prototypes their own names

JavaScriptCore:
        * kjs/lookup.h: Append "Prototype" to ClassName in KJS_IMPLEMENT_PROTOTYPE.

WebCore:
        * bindings/scripts/CodeGeneratorJS.pm: Append "Proto" to interface name for the prototype's ClassInfo.

        * bindings/js/JSHTMLInputElementBase.cpp:
        (WebCore::JSHTMLInputElementBasePrototypeFunction::callAsFunction):
        (WebCore::JSHTMLInputElementBase::JSHTMLInputElementBase):
        * bindings/js/JSHTMLInputElementBase.h:
        * bindings/js/JSXMLHttpRequest.cpp:
        (KJS::JSXMLHttpRequestConstructorImp::JSXMLHttpRequestConstructorImp):
        (KJS::JSXMLHttpRequest::JSXMLHttpRequest):
        (KJS::JSXMLHttpRequestPrototypeFunction::callAsFunction):
        * bindings/js/JSXMLHttpRequest.h:
        * bindings/js/JSXSLTProcessor.cpp:
        (KJS::JSXSLTProcessor::JSXSLTProcessor):
        (KJS::XSLTProcessorPrototypeFunction::callAsFu...