1 files changed, 1 insertions, 0 deletions
diff --git a/chrome/browser/extensions/extension_messages_unittest.cc b/chrome/browser/extensions/extension_messages_unittest.cc
index 86a3180..27a5bd9 100644
--- a/chrome/browser/extensions/extension_messages_unittest.cc
+++ b/chrome/browser/extensions/extension_messages_unittest.cc
@@ -13,6 +13,7 @@ static void DispatchOnConnect(int source_port_id, const std::string& tab_json) {
   ListValue args;
   args.Set(0, Value::CreateIntegerValue(source_port_id));
   args.Set(1, Value::CreateStringValue(tab_json));
+  args.Set(2, Value::CreateStringValue(""));  // extension ID is empty for tests
   RendererExtensionBindings::Invoke(
       ExtensionMessageService::kDispatchOnConnect, args);
 }