--- a/langtools/src/share/classes/com/sun/tools/javac/parser/JavaTokenizer.java	Wed Jun 20 13:23:26 2012 -0700
+++ b/langtools/src/share/classes/com/sun/tools/javac/parser/JavaTokenizer.java	Thu Jun 21 13:22:21 2012 -0700
@@ -780,6 +780,10 @@
             return null;
         }
 
+        public int getSourcePos(int pos) {
+            return -1;
+        }
+
         public CommentStyle getStyle() {
             return cs;
         }