diff -r 7898c52fcfb4 -r ce60f7b62312 jdk/src/share/classes/java/util/IdentityHashMap.java
--- a/jdk/src/share/classes/java/util/IdentityHashMap.java	Fri Apr 11 13:12:11 2014 -0700
+++ b/jdk/src/share/classes/java/util/IdentityHashMap.java	Fri Apr 11 14:07:25 2014 -0700
@@ -842,7 +842,7 @@
     private class EntryIterator
         extends IdentityHashMapIterator<Map.Entry<K,V>>
     {
-        private Entry lastReturnedEntry = null;
+        private Entry lastReturnedEntry;
 
         public Map.Entry<K,V> next() {
             lastReturnedEntry = new Entry(nextIndex());
@@ -928,7 +928,7 @@
      * view the first time this view is requested.  The view is stateless,
      * so there's no reason to create more than one.
      */
-    private transient Set<Map.Entry<K,V>> entrySet = null;
+    private transient Set<Map.Entry<K,V>> entrySet;
 
     /**
      * Returns an identity-based set view of the keys contained in this map.