Revert 238283 "Infobar system refactor."

trunk/src/chrome/browser/download/download_request_infobar_delegate.cc

Index: trunk/src/chrome/browser/download/download_request_infobar_delegate.cc
===================================================================
--- trunk/src/chrome/browser/download/download_request_infobar_delegate.cc	(revision 238401)
+++ trunk/src/chrome/browser/download/download_request_infobar_delegate.cc	(working copy)
@@ -4,7 +4,6 @@
 
 #include "chrome/browser/download/download_request_infobar_delegate.h"
 
-#include "chrome/browser/infobars/infobar.h"
 #include "chrome/browser/infobars/infobar_service.h"
 #include "grit/generated_resources.h"
 #include "grit/theme_resources.h"
@@ -36,9 +35,8 @@
     // "downloads" permission) to automatically download >1 files.
     host->Cancel();
   } else {
-    infobar_service->AddInfoBar(ConfirmInfoBarDelegate::CreateInfoBar(
-        scoped_ptr<ConfirmInfoBarDelegate>(
-            new DownloadRequestInfoBarDelegate(host))));
+    infobar_service->AddInfoBar(scoped_ptr<InfoBarDelegate>(
+        new DownloadRequestInfoBarDelegate(infobar_service, host)));
   }
 }
 
@@ -49,8 +47,9 @@
 }
 
 DownloadRequestInfoBarDelegate::DownloadRequestInfoBarDelegate(
+    InfoBarService* infobar_service,
     base::WeakPtr<DownloadRequestLimiter::TabDownloadState> host)
-    : ConfirmInfoBarDelegate(),
+    : ConfirmInfoBarDelegate(infobar_service),
       responded_(false),
       host_(host) {
 }