Revert 9 changes from r284793, they still fail on some bots

llvm-svn: 284794
diff --git a/clang/test/OpenMP/taskloop_firstprivate_codegen.cpp b/clang/test/OpenMP/taskloop_firstprivate_codegen.cpp
index d6886e3..822a5c6 100644
--- a/clang/test/OpenMP/taskloop_firstprivate_codegen.cpp
+++ b/clang/test/OpenMP/taskloop_firstprivate_codegen.cpp
@@ -7,7 +7,7 @@
 // expected-no-diagnostics
 // REQUIRES: x86-registered-target
 // It doesn't pass on win32.
-// XFAIL: win32
+// REQUIRES: shell
 #ifndef ARRAY
 #ifndef HEADER
 #define HEADER