this method can be static.

git-svn-id: https://hudson.dev.java.net/svn/hudson/trunk/hudson/main@1950 71c3de6d-444a-0410-be80-ed276b4c234a

core/src/main/java/hudson/model/JobPropertyDescriptor.java

@@ -33,7 +33,7 @@ public abstract class JobPropertyDescriptor extends Descriptor<JobProperty<?>> {
     /**
      * Gets the {@link JobPropertyDescriptor}s applicable for a given job type.
      */
-    public List<JobPropertyDescriptor> getPropertyDescriptors(Class<? extends Job> clazz) {
+    public static List<JobPropertyDescriptor> getPropertyDescriptors(Class<? extends Job> clazz) {
         List<JobPropertyDescriptor> r = new ArrayList<JobPropertyDescriptor>();
         for (JobPropertyDescriptor p : Jobs.PROPERTIES)
             if(p.isApplicable(clazz))