- fix http://bugzilla.opendarwin.org/show_bug.cgi?id=3400
         setting the .src of an iframe to the same value does not reload page

        Test cases: 
        * fast/frames/frame-set-same-location.html
        * fast/frames/frame-set-same-src.html
        * fast/frames/iframe-set-same-location.html
        * fast/frames/iframe-set-same-src.html

        * khtml/html/html_baseimpl.cpp:
        (WebCore::HTMLFrameElementImpl::setLocation):
        Remove the check for the new URL being different from the current one.
        Moved updateForNewURL() code into setLocation().
        * khtml/html/html_baseimpl.h:



git-svn-id: http://svn.webkit.org/repository/webkit/trunk@12753 268f45cc-cd09-0410-ab3c-d52691b4dbfc