Remove dependency of infobars component on the embedder

chrome/browser/download/download_request_infobar_delegate.cc

Index: chrome/browser/download/download_request_infobar_delegate.cc
diff --git a/chrome/browser/download/download_request_infobar_delegate.cc b/chrome/browser/download/download_request_infobar_delegate.cc
index 85cf2e153965680abcadcd9efbbfb6b475a41d2f..7b9c5f990bbc0dc101e01948be747291ae9bc666 100644
--- a/chrome/browser/download/download_request_infobar_delegate.cc
+++ b/chrome/browser/download/download_request_infobar_delegate.cc
@@ -37,8 +37,8 @@ void DownloadRequestInfoBarDelegate::Create(
     host->Cancel();
   } else {
     infobar_service->AddInfoBar(ConfirmInfoBarDelegate::CreateInfoBar(
-        scoped_ptr<ConfirmInfoBarDelegate>(
-            new DownloadRequestInfoBarDelegate(host))));
+        infobar_service, scoped_ptr<ConfirmInfoBarDelegate>(
+                             new DownloadRequestInfoBarDelegate(host))));
   }
 }