d'oh!

git-svn-id: https://hudson.dev.java.net/svn/hudson/trunk/hudson/main@2086 71c3de6d-444a-0410-be80-ed276b4c234a

core/src/main/java/hudson/tasks/Mailer.java

@@ -268,5 +268,5 @@ public class Mailer extends Publisher {
     /**
      * Debug probe point to be activated by the scripting console.
      */
-    public boolean debug = false;
+    public static boolean debug = false;
 }