Add method for identifying different InfoBars

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/macros.h"
 #include "base/memory/scoped_ptr.h"
 #include "base/timer/elapsed_timer.h"
@@ skipping 29 matching lines @@
       content::WebContents* web_contents,
       scoped_ptr<password_manager::PasswordFormManager> form_to_save,
       const std::string& uma_histogram_suffix,
       password_manager::CredentialSourceType source_type);
 
   ~SavePasswordInfoBarDelegate() override;
 
   base::string16 GetFirstRunExperienceMessage();
 
   // ConfirmInfoBarDelegate:
+  infobars::InfoBarDelegate::InfoBarIdentifier GetIdentifier() const override;
   void InfoBarDismissed() override;
   base::string16 GetButtonLabel(InfoBarButton button) const override;
   bool Accept() override;
   bool Cancel() override;
 
  protected:
   // Makes a ctor available in tests.
   SavePasswordInfoBarDelegate(
       content::WebContents* web_contents,
       scoped_ptr<password_manager::PasswordFormManager> form_to_save,
@@ skipping 28 matching lines @@
 
   DISALLOW_COPY_AND_ASSIGN(SavePasswordInfoBarDelegate);
 };
 
 // Creates the platform-specific SavePassword InfoBar. This function is defined
 // in platform-specific .cc (or .mm) files.
 scoped_ptr<infobars::InfoBar> CreateSavePasswordInfoBar(
     scoped_ptr<SavePasswordInfoBarDelegate> delegate);
 
 #endif  // CHROME_BROWSER_PASSWORD_MANAGER_SAVE_PASSWORD_INFOBAR_DELEGATE_H_