--- a/hotspot/src/share/vm/gc_implementation/g1/g1StringDedup.hpp	Wed Apr 09 13:54:32 2014 +0200
+++ b/hotspot/src/share/vm/gc_implementation/g1/g1StringDedup.hpp	Fri Apr 11 11:00:12 2014 +0200
@@ -110,8 +110,12 @@
     return _enabled;
   }
 
+  // Initialize string deduplication.
   static void initialize();
 
+  // Stop the deduplication thread.
+  static void stop();
+
   // Immediately deduplicates the given String object, bypassing the
   // the deduplication queue.
   static void deduplicate(oop java_string);