Enable accidentally-disabled tests.

I think I was isolating the failure in the last RUN: line during
development, and forgot to re-enable the others.

llvm-svn: 243624
diff --git a/clang/test/Modules/module-map-path-hash.cpp b/clang/test/Modules/module-map-path-hash.cpp
index 1d889db8..620e428 100644
--- a/clang/test/Modules/module-map-path-hash.cpp
+++ b/clang/test/Modules/module-map-path-hash.cpp
@@ -1,7 +1,7 @@
 // rm -rf %t
 // RUN: %clang_cc1 -fmodules -fimplicit-module-maps -x c++ -Rmodule-build -I%S/Inputs/module-map-path-hash -fmodules-cache-path=%t -fsyntax-only %s
-// xUN: %clang_cc1 -fmodules -fimplicit-module-maps -x c++ -Rmodule-build -I%S/Inputs//module-map-path-hash -fmodules-cache-path=%t -fsyntax-only %s 2>&1 | FileCheck -allow-empty %s
-// xUN: %clang_cc1 -fmodules -fimplicit-module-maps -x c++ -Rmodule-build -I%S/Inputs/./module-map-path-hash -fmodules-cache-path=%t -fsyntax-only %s 2>&1 | FileCheck -allow-empty %s
+// RUN: %clang_cc1 -fmodules -fimplicit-module-maps -x c++ -Rmodule-build -I%S/Inputs//module-map-path-hash -fmodules-cache-path=%t -fsyntax-only %s 2>&1 | FileCheck -allow-empty %s
+// RUN: %clang_cc1 -fmodules -fimplicit-module-maps -x c++ -Rmodule-build -I%S/Inputs/./module-map-path-hash -fmodules-cache-path=%t -fsyntax-only %s 2>&1 | FileCheck -allow-empty %s
 // RUN: %clang_cc1 -fmodules -fimplicit-module-maps -x c++ -Rmodule-build -I%S/Inputs/../Inputs/module-map-path-hash -fmodules-cache-path=%t -fsyntax-only %s 2>&1 | FileCheck -allow-empty %s
 
 #include "a.h"