--- a/jdk/src/java.base/share/classes/java/util/concurrent/PriorityBlockingQueue.java	Mon Nov 28 23:43:39 2016 -0800
+++ b/jdk/src/java.base/share/classes/java/util/concurrent/PriorityBlockingQueue.java	Mon Nov 28 23:47:23 2016 -0800
@@ -933,8 +933,9 @@
         }
     }
 
-    // Similar to Collections.ArraySnapshotSpliterator but avoids
-    // commitment to toArray until needed
+    /**
+     * Immutable snapshot spliterator that binds to elements "late".
+     */
     static final class PBQSpliterator<E> implements Spliterator<E> {
         final PriorityBlockingQueue<E> queue;
         Object[] array;