fix test


git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@67455 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/test/Frontend/stdin.c b/test/Frontend/stdin.c
index 1b1bc67..c13a937 100644
--- a/test/Frontend/stdin.c
+++ b/test/Frontend/stdin.c
@@ -1,3 +1,3 @@
 // RUN: clang -E - < /dev/null &> %t
-// RUN: grep '<predefines>' %t
+// RUN: grep '<built-in>' %t