Fix a cast in org.apache.harmony.tests.java.util.ArraysTest.

Change-Id: Ie960219cb103490edc16c1ffde131ff7eb3191a5
diff --git a/harmony-tests/src/test/java/org/apache/harmony/tests/java/util/ArraysTest.java b/harmony-tests/src/test/java/org/apache/harmony/tests/java/util/ArraysTest.java
index 277abce..8b4844c 100644
--- a/harmony-tests/src/test/java/org/apache/harmony/tests/java/util/ArraysTest.java
+++ b/harmony-tests/src/test/java/org/apache/harmony/tests/java/util/ArraysTest.java
@@ -2217,7 +2217,7 @@
                 long[] b = new long[a.length];
 
                 for (int i = 0; i < a.length; i++) {
-                    b[i] = (int) a[i];
+                    b[i] = (long) a[i];
                 }
                 return b;
             }