Per discussion on cfe-dev, remove '#error' and '#warning' from diagnostic text.

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@149566 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/test/Misc/warn-in-system-header.c b/test/Misc/warn-in-system-header.c
index 7e4615e..6e0237d 100644
--- a/test/Misc/warn-in-system-header.c
+++ b/test/Misc/warn-in-system-header.c
@@ -1,4 +1,4 @@
 // RUN: %clang_cc1 -isystem %S %s -fsyntax-only -verify 
 
 #include <warn-in-system-header.h>
-// expected-warning {{#warning}}
+// expected-warning {{the cake is a lie}}