Remove the element_ member of FormField, as we don't use it and shouldn't be ...

webkit/glue/form_field.cc

 // Copyright (c) 2009 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "webkit/glue/form_field.h"
 
 namespace webkit_glue {
 
-FormField::FormField()
-  : element_(NULL) {
+FormField::FormField() {
 }
 
-FormField::FormField(WebCore::HTMLFormControlElement* element,
-                     const string16& name,
+FormField::FormField(const string16& name,
                      const string16& value)
-  : element_(element),
-    name_(name),
+  : name_(name),
     value_(value) {
 }
 
 }  // namespace webkit_glue