Adding the creation flags back to pending extension info.

chrome/browser/extensions/extension_service.cc

Index: chrome/browser/extensions/extension_service.cc
diff --git a/chrome/browser/extensions/extension_service.cc b/chrome/browser/extensions/extension_service.cc
index 773f3492c560c2c1223a68a9461584c8b9aae313..bb578e1db6ae68b13e19757e9bcfddd83cafeeee 100644
--- a/chrome/browser/extensions/extension_service.cc
+++ b/chrome/browser/extensions/extension_service.cc
@@ -546,6 +546,7 @@ bool ExtensionService::UpdateExtension(const extensions::CRXFileInfo& file,
       installer->set_expected_version(expected_version,
                                       false /* fail_install_if_unexpected */);
     }
+    creation_flags = pending_extension_info->creation_flags();
     if (pending_extension_info->mark_acknowledged())
       external_install_manager_->AcknowledgeExternalExtension(id);
   } else if (extension) {