Arch-abstraction:  renamed "vg_skin.h" as "tool.h".  Kept a residual vg_skin.h
(which just #includes tool.h) for backward-compatibility.


git-svn-id: svn://svn.valgrind.org/valgrind/trunk@2647 a5019735-40e9-0310-863c-91ae7b9d1cf9
diff --git a/coregrind/vg_errcontext.c b/coregrind/vg_errcontext.c
index d53f712..f61668b 100644
--- a/coregrind/vg_errcontext.c
+++ b/coregrind/vg_errcontext.c
@@ -67,7 +67,7 @@
 /* Errors.  Extensible (via the 'extra' field).  Tools can use a normal
    enum (with element values in the normal range (0..)) for `ekind'. 
    Functions for getting/setting the tool-relevant fields are in
-   include/vg_skin.h.
+   include/tool.h.
 
    When errors are found and recorded with VG_(maybe_record_error)(), all
    the tool must do is pass in the four parameters;  core will
@@ -140,7 +140,7 @@
    SuppLocTy;
 
 /* Suppressions.  Tools can get/set tool-relevant parts with functions
-   declared in include/vg_skin.h.  Extensible via the 'extra' field. 
+   declared in include/tool.h.  Extensible via the 'extra' field. 
    Tools can use a normal enum (with element values in the normal range
    (0..)) for `skind'. */
 struct _Supp {