webui/options: Do not use Value::CreateStringValue.

chrome/browser/ui/sync/one_click_signin_helper.cc

Index: chrome/browser/ui/sync/one_click_signin_helper.cc
diff --git a/chrome/browser/ui/sync/one_click_signin_helper.cc b/chrome/browser/ui/sync/one_click_signin_helper.cc
index b27b27b0e1677f5211244465bfa38ec1d1220de8..94c8570e38143acabaf7fcd413039d429086bf16 100644
--- a/chrome/browser/ui/sync/one_click_signin_helper.cc
+++ b/chrome/browser/ui/sync/one_click_signin_helper.cc
@@ -433,9 +433,8 @@ bool OneClickSigninHelper::CanOffer(content::WebContents* web_contents,
       const ListValue* rejected_emails = profile->GetPrefs()->GetList(
           prefs::kReverseAutologinRejectedEmailList);
       if (!rejected_emails->empty()) {
-        const scoped_ptr<Value> email_value(new base::StringValue(email));
         base::ListValue::const_iterator iter = rejected_emails->Find(
-            *email_value);
+            base::StringValue(email));
         if (iter != rejected_emails->end())
           return false;
       }