made it convenient to call this method from views.

git-svn-id: https://hudson.dev.java.net/svn/hudson/trunk/hudson/main@2414 71c3de6d-444a-0410-be80-ed276b4c234a

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

@@ -6,6 +6,8 @@ import hudson.model.Node;
 import hudson.model.Project;
 import hudson.model.Run;
 import hudson.model.Items;
+import hudson.model.JobPropertyDescriptor;
+import hudson.model.Job;
 import org.kohsuke.stapler.Ancestor;
 import org.kohsuke.stapler.StaplerRequest;
 import org.kohsuke.stapler.StaplerResponse;
@@ -347,4 +349,8 @@ public class Functions {
         buf.append('/').append(req.getContextPath());
         return buf.toString();
     }
+
+    public static List<JobPropertyDescriptor> getJobPropertyDescriptors(Class<? extends Job> clazz) {
+        return JobPropertyDescriptor.getPropertyDescriptors(clazz);
+    }
 }