Fix a memory leak in PasswordGenerationManager.

webkit/forms/password_form_dom_manager.h

 // Copyright (c) 2011 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.
 
 #ifndef WEBKIT_FORMS_PASSWORD_FORM_DOM_MANAGER_H_
 #define WEBKIT_FORMS_PASSWORD_FORM_DOM_MANAGER_H_
 
 #include <map>
 
+#include "base/memory/scoped_ptr.h"
 #include "webkit/forms/form_data.h"
 #include "webkit/forms/password_form.h"
 #include "webkit/forms/webkit_forms_export.h"
 
 namespace WebKit {
 class WebForm;
 }
 
 namespace webkit {
 namespace forms {
@@ skipping 16 matching lines @@
   PasswordFormFillData();
   ~PasswordFormFillData();
 };
 
 class PasswordFormDomManager {
  public:
   // Create a PasswordForm from DOM form. Webkit doesn't allow storing
   // custom metadata to DOM nodes, so we have to do this every time an event
   // happens with a given form and compare against previously Create'd forms
   // to identify..which sucks.
-  WEBKIT_FORMS_EXPORT static PasswordForm* CreatePasswordForm(
+  WEBKIT_FORMS_EXPORT static scoped_ptr<PasswordForm> CreatePasswordForm(
       const WebKit::WebFormElement& form);
 
   // Create a FillData structure in preparation for autofilling a form,
   // from basic_data identifying which form to fill, and a collection of
   // matching stored logins to use as username/password values.
   // preferred_match should equal (address) one of matches.
   // wait_for_username_before_autofill is true if we should not autofill
   // anything until the user typed in a valid username and blurred the field.
   WEBKIT_FORMS_EXPORT static void InitFillData(const PasswordForm& form_on_page,
                            const PasswordFormMap& matches,
                            const PasswordForm* const preferred_match,
                            bool wait_for_username_before_autofill,
                            PasswordFormFillData* result);
  private:
   DISALLOW_IMPLICIT_CONSTRUCTORS(PasswordFormDomManager);
 };
 
 }  // namespace forms
 }  // namespace webkit
 
 #endif  // WEBKIT_FORMS_PASSWORD_FORM_DOM_MANAGER_H__