diff -r 1f6d42899c3a -r 4ce7240d622c src/share/vm/runtime/os.cpp
--- a/src/share/vm/runtime/os.cpp	Tue Jan 05 11:16:09 2010 -0800
+++ b/src/share/vm/runtime/os.cpp	Wed Jan 06 14:22:39 2010 -0800
@@ -280,7 +280,7 @@
                            string,
                            CHECK);
 
-    KlassHandle group(THREAD, SystemDictionary::threadGroup_klass());
+    KlassHandle group(THREAD, SystemDictionary::ThreadGroup_klass());
     JavaCalls::call_special(&result,
                             thread_group,
                             group,