Remove one-click signin inforbar, since its now replaced with the gaia

chrome/browser/ui/views/infobars/confirm_infobar.h

Index: chrome/browser/ui/views/infobars/confirm_infobar.h
diff --git a/chrome/browser/ui/views/infobars/confirm_infobar.h b/chrome/browser/ui/views/infobars/confirm_infobar.h
index cc11c5bc6dc52b931504e88fc74cda48ee9a7599..74a615e1d64b14557416f8df6f71a91108e07b47 100644
--- a/chrome/browser/ui/views/infobars/confirm_infobar.h
+++ b/chrome/browser/ui/views/infobars/confirm_infobar.h
@@ -24,14 +24,9 @@ class ConfirmInfoBar : public InfoBarView,
  public:
   ConfirmInfoBar(InfoBarService* owner, ConfirmInfoBarDelegate* delegate);
 
- protected:
-  // TODO(rogerta): These only need to be protected due to the
-  // OneClickLoginInfoBar experiment and can be made private once that's
-  // removed.
+ private:
   virtual ~ConfirmInfoBar();
 
-  views::LabelButton* ok_button() { return ok_button_; }
-
   // InfoBarView:
   virtual void Layout() OVERRIDE;
   virtual void ViewHierarchyChanged(bool is_add,
@@ -44,7 +39,6 @@ class ConfirmInfoBar : public InfoBarView,
   // views::LinkListener:
   virtual void LinkClicked(views::Link* source, int event_flags) OVERRIDE;
 
- private:
   ConfirmInfoBarDelegate* GetDelegate();
 
   views::Label* label_;