--- jsr166/src/test/tck/VectorTest.java	2018/04/03 05:49:44	1.8
+++ jsr166/src/test/tck/VectorTest.java	2019/02/22 19:27:47	1.10
@@ -5,7 +5,6 @@
  * http://creativecommons.org/publicdomain/zero/1.0/
  */
 
-import java.util.ArrayList;
 import java.util.Arrays;
 import java.util.Collection;
 import java.util.Collections;
@@ -441,9 +440,8 @@ public class VectorTest extends JSR166Te
             assertEquals(n, v.size());
             assertNull(v.get(0));
             assertNull(v.get(n - 1));
-            assertThrows(
-                    ArrayIndexOutOfBoundsException.class,
-                    new Runnable() { public void run() { v.setSize(-1); }});
+            assertThrows(ArrayIndexOutOfBoundsException.class,
+                () -> v.setSize(-1));
             assertEquals(n, v.size());
             assertNull(v.get(0));
             assertNull(v.get(n - 1));