getting context path from HttpServletRequest is better as the method has been...

getting context path from HttpServletRequest is better as the method has been available for a long time.


git-svn-id: https://hudson.dev.java.net/svn/hudson/trunk/hudson/main@3797 71c3de6d-444a-0410-be80-ed276b4c234a

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

@@ -127,7 +127,7 @@ public abstract class AbstractItem extends Actionable implements Item {
             String seed = Functions.getNearestAncestorUrl(req,this);
             if(seed!=null) {
                 // trim off the context path portion and leading '/', but add trailing '/'
-                return seed.substring(req.getServletContext().getContextPath().length()+1)+'/';
+                return seed.substring(req.getContextPath().length()+1)+'/';
             }
         }