--- a/jdk/src/share/classes/java/lang/ApplicationShutdownHooks.java	Sat Dec 18 09:10:49 2010 -0800
+++ b/jdk/src/share/classes/java/lang/ApplicationShutdownHooks.java	Mon Dec 20 13:47:04 2010 -0800
@@ -47,7 +47,7 @@
                     }
                 }
             );
-            hooks = new IdentityHashMap<Thread, Thread>();
+            hooks = new IdentityHashMap<>();
         } catch (IllegalStateException e) {
             // application shutdown hooks cannot be added if
             // shutdown is in progress.