More Char/HChar fixes and constification.


git-svn-id: svn://svn.valgrind.org/valgrind/trunk@13088 a5019735-40e9-0310-863c-91ae7b9d1cf9
diff --git a/drd/drd_error.c b/drd/drd_error.c
index 85304d0..feb1494 100644
--- a/drd/drd_error.c
+++ b/drd/drd_error.c
@@ -602,7 +602,7 @@
  */
 static
 Bool drd_get_extra_suppression_info(Error* e,
-                                    /*OUT*/Char* buf, Int nBuf)
+                                    /*OUT*/HChar* buf, Int nBuf)
 {
    return False;
 }