Minor infobar cleanup.

components/infobars/core/simple_alert_infobar_delegate.cc

Index: components/infobars/core/simple_alert_infobar_delegate.cc
diff --git a/components/infobars/core/simple_alert_infobar_delegate.cc b/components/infobars/core/simple_alert_infobar_delegate.cc
index 9262d05e54cb1c5535d8309e204b9bb5278f0929..fa0188e043d4a171512a8aa7967e45c044395384 100644
--- a/components/infobars/core/simple_alert_infobar_delegate.cc
+++ b/components/infobars/core/simple_alert_infobar_delegate.cc
@@ -36,6 +36,11 @@ int SimpleAlertInfoBarDelegate::GetIconID() const {
   return icon_id_;
 }
 
+bool SimpleAlertInfoBarDelegate::ShouldExpireInternal(
+    const NavigationDetails& details) const {
+  return auto_expire_ && ConfirmInfoBarDelegate::ShouldExpireInternal(details);
+}
+
 base::string16 SimpleAlertInfoBarDelegate::GetMessageText() const {
   return message_;
 }
@@ -43,8 +48,3 @@ base::string16 SimpleAlertInfoBarDelegate::GetMessageText() const {
 int SimpleAlertInfoBarDelegate::GetButtons() const {
   return BUTTON_NONE;
 }
-
-bool SimpleAlertInfoBarDelegate::ShouldExpireInternal(
-    const NavigationDetails& details) const {
-  return auto_expire_ && ConfirmInfoBarDelegate::ShouldExpireInternal(details);
-}