--- a/jdk/src/java.base/share/classes/java/util/Arrays.java	Fri Sep 05 15:09:05 2014 +0200
+++ b/jdk/src/java.base/share/classes/java/util/Arrays.java	Fri Aug 29 14:50:15 2014 -0700
@@ -3865,7 +3865,7 @@
 
         @Override
         public boolean contains(Object o) {
-            return indexOf(o) != -1;
+            return indexOf(o) >= 0;
         }
 
         @Override