Fixing whitespace problems

llvm-svn: 111750
diff --git a/libcxx/include/cstdarg b/libcxx/include/cstdarg
index 926a38f..ccff0d6 100644
--- a/libcxx/include/cstdarg
+++ b/libcxx/include/cstdarg
@@ -20,7 +20,7 @@
     void va_copy(va_list dest, va_list src);  // C99
     void va_end(va_list ap);
     void va_start(va_list ap, parmN);
- 
+
 namespace std
 {