Remove Password Authentication code that is no longer used.

chrome/browser/password_manager/save_password_infobar_delegate.h

 // Copyright 2014 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #ifndef CHROME_BROWSER_PASSWORD_MANAGER_SAVE_PASSWORD_INFOBAR_DELEGATE_H_
 #define CHROME_BROWSER_PASSWORD_MANAGER_SAVE_PASSWORD_INFOBAR_DELEGATE_H_
 
 #include "base/basictypes.h"
 #include "base/compiler_specific.h"
 #include "base/memory/scoped_ptr.h"
@@ skipping 19 matching lines @@
   // password infobar and delegate and adds the infobar to the InfoBarService
   // for |web_contents|.  |uma_histogram_suffix| is empty, or one of the
   // "group_X" suffixes used in the histogram names for infobar usage reporting;
   // if empty, the usage is not reported, otherwise the suffix is used to choose
   // the right histogram.
   static void Create(
       content::WebContents* web_contents,
       scoped_ptr<password_manager::PasswordFormManager> form_to_save,
       const std::string& uma_histogram_suffix);
 
-  virtual ~SavePasswordInfoBarDelegate();
-
-  // Specifies whether additional authentication (as defined by the OS) should
-  // be required before autofilling this password.
-  void SetUseAdditionalPasswordAuthentication(
-      bool use_additional_authentication);
-
  private:
   SavePasswordInfoBarDelegate(
       scoped_ptr<password_manager::PasswordFormManager> form_to_save,
       const std::string& uma_histogram_suffix);
 
-  // Returns a save password infobar that owns |delegate|.
-  static scoped_ptr<infobars::InfoBar> CreateInfoBar(
-      scoped_ptr<SavePasswordInfoBarDelegate> delegate);
+  virtual ~SavePasswordInfoBarDelegate();
 
   // InfoBarDelegate
   virtual bool ShouldExpire(const NavigationDetails& details) const override;
 
   // ConfirmInfoBarDelegate
   virtual int GetIconID() const override;
   virtual Type GetInfoBarType() const override;
   virtual base::string16 GetMessageText() const override;
   virtual base::string16 GetButtonLabel(InfoBarButton button) const override;
   virtual bool Accept() override;
@@ skipping 14 matching lines @@
   base::ElapsedTimer timer_;
 
   // The group name corresponding to the domain name of |form_to_save_| if the
   // form is on a monitored domain. Otherwise, an empty string.
   const std::string uma_histogram_suffix_;
 
   DISALLOW_COPY_AND_ASSIGN(SavePasswordInfoBarDelegate);
 };
 
 #endif  // CHROME_BROWSER_PASSWORD_MANAGER_SAVE_PASSWORD_INFOBAR_DELEGATE_H_