Add method for identifying different InfoBars

components/infobars/core/simple_alert_infobar_delegate.cc

 // Copyright (c) 2012 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.
 
 #include "components/infobars/core/simple_alert_infobar_delegate.h"
 
 #include "components/infobars/core/infobar.h"
 #include "components/infobars/core/infobar_manager.h"
 #include "third_party/skia/include/core/SkBitmap.h"
 
 // static
 void SimpleAlertInfoBarDelegate::Create(
     infobars::InfoBarManager* infobar_manager,
+    const std::string& infobar_identifier,
     int icon_id,
     gfx::VectorIconId vector_icon_id,
     const base::string16& message,
     bool auto_expire) {
   infobar_manager->AddInfoBar(infobar_manager->CreateConfirmInfoBar(
       scoped_ptr<ConfirmInfoBarDelegate>(new SimpleAlertInfoBarDelegate(
-          icon_id, vector_icon_id, message, auto_expire))));
+          infobar_identifier, icon_id, vector_icon_id, message, auto_expire))));
 }
 
 SimpleAlertInfoBarDelegate::SimpleAlertInfoBarDelegate(
+    const std::string& infobar_identifier,
     int icon_id,
     gfx::VectorIconId vector_icon_id,
     const base::string16& message,
     bool auto_expire)
     : ConfirmInfoBarDelegate(),
+      infobar_identifier_(infobar_identifier),
       icon_id_(icon_id),
       vector_icon_id_(vector_icon_id),
       message_(message),
       auto_expire_(auto_expire) {}
 
 SimpleAlertInfoBarDelegate::~SimpleAlertInfoBarDelegate() {
 }
 
+std::string SimpleAlertInfoBarDelegate::GetIdentifier() const {
+  return infobar_identifier_;
+}
+
 int SimpleAlertInfoBarDelegate::GetIconId() const {
   return icon_id_;
 }
 
 gfx::VectorIconId SimpleAlertInfoBarDelegate::GetVectorIconId() const {
   return vector_icon_id_;
 }
 
 bool SimpleAlertInfoBarDelegate::ShouldExpire(
     const NavigationDetails& details) const {
   return auto_expire_ && ConfirmInfoBarDelegate::ShouldExpire(details);
 }
 
 base::string16 SimpleAlertInfoBarDelegate::GetMessageText() const {
   return message_;
 }
 
 int SimpleAlertInfoBarDelegate::GetButtons() const {
   return BUTTON_NONE;
 }