Replace elementHasLegalLinkAttribute() helper with virtual function

Source/web/WebPasswordFormData.cpp

 /*
  * Copyright (C) 2009 Google Inc. All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions are
  * met:
  *
  *     * Redistributions of source code must retain the above copyright
  * notice, this list of conditions and the following disclaimer.
  *     * Redistributions in binary form must reproduce the above
@@ skipping 14 matching lines @@
  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  */
 
 #include "config.h"
 #include "WebPasswordFormData.h"
 
 #include "HTMLNames.h"
+#include "WebPasswordFormUtils.h"
 #include "core/dom/Document.h"
 #include "core/html/HTMLFormElement.h"
 #include "core/html/HTMLInputElement.h"
 #include "platform/weborigin/KURL.h"
 
-#include "DOMUtilitiesPrivate.h"
-#include "WebPasswordFormUtils.h"
-
 using namespace WebCore;
 
 namespace blink {
 
 namespace {
 
 // Helper to determine which password is the main one, and which is
 // an old password (e.g on a "make new password" form), if any.
 bool locateSpecificPasswords(PasswordFormFields* fields,
                              HTMLInputElement** password,
@@ skipping 122 matching lines @@
     if (!locateSpecificPasswords(&fields, &password, &oldPassword))
         return;
 
     assemblePasswordFormResult(fullOrigin, fullAction,
                                fields.submit, fields.userName,
                                fields.alternateUserNames,
                                oldPassword, password, this);
 }
 
 } // namespace blink