Suggested by Darin Adler.
        
        Removed two copy constructors that the compiler can generate for us
        automatically.

        * VM/LabelID.h:
        (JSC::LabelID::setLocation):
        (JSC::LabelID::offsetFrom):
        (JSC::LabelID::ref):
        (JSC::LabelID::refCount):
        * kjs/LabelScope.h:



git-svn-id: http://svn.webkit.org/repository/webkit/trunk@38133 268f45cc-cd09-0410-ab3c-d52691b4dbfc