updated Publisher to support auto-discovery.

git-svn-id: https://hudson.dev.java.net/svn/hudson/trunk/hudson/main@15683 71c3de6d-444a-0410-be80-ed276b4c234a

core/src/main/java/hudson/Functions.java

@@ -606,7 +606,7 @@ public class Functions {
     }
 
     public static List<Descriptor<Publisher>> getPublisherDescriptors(AbstractProject<?,?> project) {
-        return BuildStepDescriptor.filter(BuildStep.PUBLISHERS, project.getClass());
+        return BuildStepDescriptor.filter(Publisher.all(), project.getClass());
     }
 
     public static List<Descriptor<ComputerLauncher>> getComputerLauncherDescriptors() {