Remove some deprecated language features.

git-svn-id: https://svn.apache.org/repos/asf/ant/core/trunk@270077 13f79535-47bb-0310-9956-ffa450edef68

src/testcases/org/apache/tools/ant/DummyTaskInterface.java

@@ -56,6 +56,6 @@ package org.apache.tools.ant;
 
 public interface DummyTaskInterface {
 
-    public void execute();
+    void execute();
 
 }

src/testcases/org/apache/tools/ant/taskdefs/optional/junit/JUnitTestRunnerTest.java

@@ -167,7 +167,7 @@ public class JUnitTestRunnerTest extends TestCase {
     
     public static class NoSuiteTestCase extends TestCase {
         public NoSuiteTestCase(String name){ super(name); }
-        public void testA(){};
+        public void testA(){}
     }
 
     public static class SuiteTestCase extends NoSuiteTestCase {