[vala] glib-2.0: Fix GIOFlags binding

[Jürg Billeter <juergbi src gnome org>]

commit b6d76b58e7c83c88daa1f9a9092edecee4d61516
Author: Evan Nemerson <evan polussystems com>
Date:   Wed Jul 8 18:43:55 2009 -0700

    glib-2.0: Fix GIOFlags binding
    
    Prepend IS_ to IOFlags.READABLE, WRITEABLE, and SEEKABLE,
    fixes bug 567387.

 vapi/glib-2.0.vapi |    6 +++---
 1 files changed, 3 insertions(+), 3 deletions(-)
---
diff --git a/vapi/glib-2.0.vapi b/vapi/glib-2.0.vapi
index ff9474e..90f49de 100644
--- a/vapi/glib-2.0.vapi
+++ b/vapi/glib-2.0.vapi
@@ -1571,9 +1571,9 @@ namespace GLib {
 	public enum IOFlags {
 		APPEND,
 		NONBLOCK,
-		READABLE,
-		WRITEABLE,
-		SEEKABLE,
+		IS_READABLE,
+		IS_WRITEABLE,
+		IS_SEEKABLE,
 		MASK,
 		GET_MASK,
 		SET_MASK