Remove unnecessary casts

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

@@ -121,7 +121,7 @@ public class Api extends AbstractModelObject {
                 for (String exclude : excludes) {
                     XPath xExclude = dom.createXPath(exclude);
                     xExclude.setFunctionContext(functionContext);
-                    List<org.dom4j.Node> list = (List<org.dom4j.Node>)xExclude.selectNodes(dom);
+                    List<org.dom4j.Node> list = xExclude.selectNodes(dom);
                     for (org.dom4j.Node n : list) {
                         Element parent = n.getParent();
                         if(parent!=null)

test/src/test/java/hudson/model/QueueTest.java

@@ -736,7 +736,7 @@ public class QueueTest {
         TopLevelItemDescriptor descriptor = new TopLevelItemDescriptor(FreeStyleProject.class){
          @Override
             public FreeStyleProject newInstance(ItemGroup parent, String name) {
-                return (FreeStyleProject) new FreeStyleProject(parent,name){
+                return new FreeStyleProject(parent,name){
                      @Override
                     public Label getAssignedLabel(){
                         throw new IllegalArgumentException("Test exception"); //cause dead of executor