Fix a memory leak in PasswordGenerationManager.

webkit/forms/password_form_dom_manager.cc

Index: webkit/forms/password_form_dom_manager.cc
diff --git a/webkit/forms/password_form_dom_manager.cc b/webkit/forms/password_form_dom_manager.cc
index 5cf367dcb813c4ffa0d79e26a84078a8a0f9c583..93545982fd1def4535e8378db1d130e8169cb0e6 100644
--- a/webkit/forms/password_form_dom_manager.cc
+++ b/webkit/forms/password_form_dom_manager.cc
@@ -22,12 +22,12 @@ PasswordFormFillData::PasswordFormFillData() : wait_for_username(false) {
 PasswordFormFillData::~PasswordFormFillData() {
 }
 
-PasswordForm* PasswordFormDomManager::CreatePasswordForm(
+scoped_ptr<PasswordForm> PasswordFormDomManager::CreatePasswordForm(
     const WebFormElement& webform) {
   WebPasswordFormData web_password_form(webform);
   if (web_password_form.isValid())
-    return new PasswordForm(web_password_form);
-  return NULL;
+    return scoped_ptr<PasswordForm>(new PasswordForm(web_password_form));
+  return scoped_ptr<PasswordForm>();
 }
 
 // static