[V8] Remove deprecatedV8String() and deprecatedV8Integer()
https://bugs.webkit.org/show_bug.cgi?id=108919

Reviewed by Adam Barth.

No tests. No change in behavior.

* bindings/v8/V8Binding.cpp:
(WebCore::toXPathNSResolver):
* bindings/v8/V8Binding.h:
* bindings/v8/custom/V8CustomXPathNSResolver.cpp:
(WebCore::V8CustomXPathNSResolver::create):
(WebCore::V8CustomXPathNSResolver::V8CustomXPathNSResolver):
(WebCore::V8CustomXPathNSResolver::lookupNamespaceURI):
* bindings/v8/custom/V8CustomXPathNSResolver.h:
(V8CustomXPathNSResolver):


git-svn-id: http://svn.webkit.org/repository/webkit/trunk@141948 268f45cc-cd09-0410-ab3c-d52691b4dbfc