Index: testing/multiprocess_func_list.h |
diff --git a/testing/multiprocess_func_list.h b/testing/multiprocess_func_list.h |
index f806d53c935b467944ebf216067e3376208eed0d..c3d2f1f7339c3af1166652760ca35018e0c99226 100644 |
--- a/testing/multiprocess_func_list.h |
+++ b/testing/multiprocess_func_list.h |
@@ -47,7 +47,7 @@ class AppendMultiProcessTest { |
// Invoke the main function of a test previously registered with |
// MULTIPROCESS_TEST_MAIN() |
-int InvokeChildProcessTest(std::string test_name); |
+int InvokeChildProcessTest(const std::string& test_name); |
// This macro creates a global MultiProcessTest::AppendMultiProcessTest object |
// whose constructor does the work of adding the global mapping. |