[gnome-icon-theme-symbolic] adjust to what the gtk theme actually uses

[Jakub Steiner <jimmac src gnome org>]

commit 581017c132abad24b3778b730224c25c0d0b0df9
Author: Jakub Steiner <jimmac gmail com>
Date:   Tue Apr 27 00:34:57 2010 +0200

    adjust to what the gtk theme actually uses

 README |    6 +++---
 1 files changed, 3 insertions(+), 3 deletions(-)
---
diff --git a/README b/README
index f438ca8..fbe72fd 100644
--- a/README
+++ b/README
@@ -33,6 +33,6 @@ There is a couple of things the icon author needs to be aware of and a few thing
 
 If you need colorize specific part of an icon you need to set a class of that object. In inkscape 0.47 this is sadly only achievable by selecting the object, going into the xml editor and creating a new attribute 'class' and setting its value. There are currently 3 possible values:
 
-- warning - this maps to gtk @warning_fg
-- error - maps to @error_fg
-- success - maps to @success_fg
+- warning - this maps to gtk @warning_color
+- error - maps to @error_color
+- success - maps to @success_color