Change infobar creation to use a public static Create() method on the infobar delegate classes.

chrome/browser/ui/collected_cookies_infobar_delegate.cc

Index: chrome/browser/ui/collected_cookies_infobar_delegate.cc
===================================================================
--- chrome/browser/ui/collected_cookies_infobar_delegate.cc	(revision 175396)
+++ chrome/browser/ui/collected_cookies_infobar_delegate.cc	(working copy)
@@ -12,6 +12,12 @@
 #include "ui/base/l10n/l10n_util.h"
 #include "ui/base/resource/resource_bundle.h"
 
+// static
+void CollectedCookiesInfoBarDelegate::Create(InfoBarService* infobar_service) {
+  infobar_service->AddInfoBar(scoped_ptr<InfoBarDelegate>(
+      new CollectedCookiesInfoBarDelegate(infobar_service)));
+}
+
 CollectedCookiesInfoBarDelegate::CollectedCookiesInfoBarDelegate(
     InfoBarService* infobar_service)
     : ConfirmInfoBarDelegate(infobar_service) {