Introduce InfoBarTabService API.

chrome/browser/download/download_request_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 "chrome/browser/download/download_request_infobar_delegate.h"
 
+#include "chrome/browser/infobars/infobar_tab_helper.h"
 #include "grit/generated_resources.h"
 #include "grit/theme_resources.h"
 #include "ui/base/l10n/l10n_util.h"
 #include "ui/base/resource/resource_bundle.h"
 
 DownloadRequestInfoBarDelegate::DownloadRequestInfoBarDelegate(
     InfoBarTabHelper* infobar_helper,
     DownloadRequestLimiter::TabDownloadState* host)
     : ConfirmInfoBarDelegate(infobar_helper),

[erikwright (departed), 2012/08/16 17:25:38]

The base class now takes a service, so the helper should not be needed, correct?

[Jói, 2012/08/17 15:51:24]

Done.

       host_(host) {
 }
 
 DownloadRequestInfoBarDelegate::~DownloadRequestInfoBarDelegate() {
   if (host_)
     host_->Cancel();
 }
 
 gfx::Image* DownloadRequestInfoBarDelegate::GetIcon() const {
   return &ResourceBundle::GetSharedInstance().GetNativeImageNamed(
@@ skipping 11 matching lines @@
 }
 
 bool DownloadRequestInfoBarDelegate::Accept() {
   if (host_) {
     // Accept() call will nullify host_ if no further prompts are required.
     host_->Accept();
   }
 
   return !host_;
 }