Reviewed by Dave Hyatt.

    Reviewed by Dave Hyatt.

        - WebKit part of fix for:
        <rdar://problem/4181227> webpages incorrectly use standard instead of secondary highlighting in certain cases

        * WebCoreSupport.subproj/WebBridge.m:
        (-[WebBridge formControlIsResigningFirstResponder:]):
        Implementation of new method defined in WebCore, passes call along to WebHTMLView

        * WebView.subproj/WebHTMLViewInternal.h:
        declare _formControlIsResigningFirstResponder: so bridge can call it

        * WebView.subproj/WebHTMLView.m:
        (-[WebHTMLView updateFocusState]):
        just moved in file so it could be called from a different category
        (-[WebHTMLView _formControlIsResigningFirstResponder:]):
        new method, updates focus state

git-svn-id: https://svn.webkit.org/repository/webkit/trunk@9785 268f45cc-cd09-0410-ab3c-d52691b4dbfc