clang/test/Tooling: Update comments in left 2 tests on XFAIL. They are incompatible to -fms-compatibility.

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@157352 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/test/Tooling/clang-check-args.cpp b/test/Tooling/clang-check-args.cpp
index 604dec9..ab1585f 100644
--- a/test/Tooling/clang-check-args.cpp
+++ b/test/Tooling/clang-check-args.cpp
@@ -3,5 +3,5 @@
 // CHECK: C++ requires
 invalid;
 
-// FIXME: JSON doesn't like path separator '\', on Win32 hosts.
+// FIXME: This is incompatible to -fms-compatibility.
 // XFAIL: win32
diff --git a/test/Tooling/multi-jobs.cpp b/test/Tooling/multi-jobs.cpp
index a804b40..1de5634 100644
--- a/test/Tooling/multi-jobs.cpp
+++ b/test/Tooling/multi-jobs.cpp
@@ -3,5 +3,5 @@
 // CHECK: C++ requires
 invalid;
 
-// FIXME: JSON doesn't like path separator '\', on Win32 hosts.
+// FIXME: This is incompatible to -fms-compatibility.
 // XFAIL: win32