Add new conversion method to ConfirmInfoBarDelegate

components/infobars/core/infobar_delegate.cc

 // 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.
 
 #include "components/infobars/core/infobar_delegate.h"
 
 #include "base/logging.h"
 #include "build/build_config.h"
 #include "components/infobars/core/infobar.h"
 #include "components/infobars/core/infobar_manager.h"
@@ skipping 27 matching lines @@
 
 int InfoBarDelegate::GetIconID() const {
   return kNoIconID;
 }
 
 InfoBarDelegate::Type InfoBarDelegate::GetInfoBarType() const {
   return WARNING_TYPE;
 }
 
 AutoLoginInfoBarDelegate* InfoBarDelegate::AsAutoLoginInfoBarDelegate() {
-  return NULL;
+  return nullptr;
 }
 
 ConfirmInfoBarDelegate* InfoBarDelegate::AsConfirmInfoBarDelegate() {
-  return NULL;
+  return nullptr;
 }
 
 ExtensionInfoBarDelegate* InfoBarDelegate::AsExtensionInfoBarDelegate() {
-  return NULL;
+  return nullptr;
 }
 
 InsecureContentInfoBarDelegate*
     InfoBarDelegate::AsInsecureContentInfoBarDelegate() {
-  return NULL;
+  return nullptr;
 }
 
 MediaStreamInfoBarDelegate* InfoBarDelegate::AsMediaStreamInfoBarDelegate() {
-  return NULL;
+  return nullptr;
+}
+
+NativeAppInfoBarDelegate* InfoBarDelegate::AsNativeAppInfoBarDelegate() {
+  return nullptr;
 }
 
 PopupBlockedInfoBarDelegate* InfoBarDelegate::AsPopupBlockedInfoBarDelegate() {
-  return NULL;
+  return nullptr;
 }
 
 RegisterProtocolHandlerInfoBarDelegate*
     InfoBarDelegate::AsRegisterProtocolHandlerInfoBarDelegate() {
-  return NULL;
+  return nullptr;
 }
 
 ScreenCaptureInfoBarDelegate*
     InfoBarDelegate::AsScreenCaptureInfoBarDelegate() {
-  return NULL;
+  return nullptr;
 }
 
 ThemeInstalledInfoBarDelegate*
     InfoBarDelegate::AsThemePreviewInfobarDelegate() {
-  return NULL;
+  return nullptr;
 }
 
 translate::TranslateInfoBarDelegate*
 InfoBarDelegate::AsTranslateInfoBarDelegate() {
-  return NULL;
+  return nullptr;
 }
 
 void InfoBarDelegate::StoreActiveEntryUniqueID() {
   contents_unique_id_ = infobar()->owner()->GetActiveEntryID();
 }
 
 gfx::Image InfoBarDelegate::GetIcon() const {
   int icon_id = GetIconID();
   return (icon_id == kNoIconID) ? gfx::Image() :
       ResourceBundle::GetSharedInstance().GetNativeImageNamed(icon_id);
 }
 
 InfoBarDelegate::InfoBarDelegate() : contents_unique_id_(0) {
 }
 
 bool InfoBarDelegate::ShouldExpireInternal(
     const NavigationDetails& details) const {
   // NOTE: If you change this, be sure to check and adjust the behavior of
   // anyone who overrides this as necessary!
   return (contents_unique_id_ != details.entry_id) || details.is_reload;
 }
 
 }  // namespace infobars