Minor cleanup to how infobars handle expiry:

chrome/browser/autofill/autofill_cc_infobar_delegate.h

Index: chrome/browser/autofill/autofill_cc_infobar_delegate.h
===================================================================
--- chrome/browser/autofill/autofill_cc_infobar_delegate.h	(revision 174909)
+++ chrome/browser/autofill/autofill_cc_infobar_delegate.h	(working copy)
@@ -35,11 +35,11 @@
   void LogUserAction(AutofillMetrics::InfoBarMetric user_action);
 
   // ConfirmInfoBarDelegate:
-  virtual bool ShouldExpire(
-      const content::LoadCommittedDetails& details) const OVERRIDE;
   virtual void InfoBarDismissed() OVERRIDE;
   virtual gfx::Image* GetIcon() const OVERRIDE;
   virtual Type GetInfoBarType() const OVERRIDE;
+  virtual bool ShouldExpireInternal(
+      const content::LoadCommittedDetails& details) const OVERRIDE;
   virtual string16 GetMessageText() const OVERRIDE;
   virtual string16 GetButtonLabel(InfoBarButton button) const OVERRIDE;
   virtual bool Accept() OVERRIDE;