--- a/nashorn/src/jdk/nashorn/internal/runtime/regexp/joni/bench/AbstractBench.java	Tue Jun 04 14:17:50 2013 -0700
+++ /dev/null	Thu Jan 01 00:00:00 1970 +0000
@@ -1,49 +0,0 @@
-package jdk.nashorn.internal.runtime.regexp.joni.bench;
-
-import jdk.nashorn.internal.runtime.regexp.joni.Option;
-import jdk.nashorn.internal.runtime.regexp.joni.Regex;
-import jdk.nashorn.internal.runtime.regexp.joni.Syntax;
-
-public abstract class AbstractBench {
-    protected void bench(String _reg, String _str, int warmup, int times) throws Exception {
-        char[] reg = _reg.toCharArray();
-        char[] str = _str.toCharArray();
-
-        Regex p = new Regex(reg,0,reg.length,Option.DEFAULT,Syntax.DEFAULT);
-
-        System.err.println("::: /" + _reg + "/ =~ \"" + _str + "\", " + warmup + " * " + times + " times");
-
-        for(int j=0;j<warmup;j++) {
-            long before = System.currentTimeMillis();
-            for(int i = 0; i < times; i++) {
-                p.matcher(str, 0, str.length).search(0, str.length, Option.NONE);
-            }
-            long time = System.currentTimeMillis() - before;
-            System.err.println(":  " + time + "ms");
-        }
-    }
-
-    protected void benchBestOf(String _reg, String _str, int warmup, int times) throws Exception {
-        char[] reg = _reg.toCharArray();
-        char[] str = _str.toCharArray();
-
-        Regex p = new Regex(reg,0,reg.length,Option.DEFAULT,Syntax.DEFAULT);
-
-        System.err.println("::: /" + _reg + "/ =~ \"" + _str + "\", " + warmup + " * " + times + " times");
-
-        long best = Long.MAX_VALUE;
-
-        for(int j=0;j<warmup;j++) {
-            long before = System.currentTimeMillis();
-            for(int i = 0; i < times; i++) {
-                p.matcher(str, 0, str.length).search(0, str.length, Option.NONE);
-            }
-            long time = System.currentTimeMillis() - before;
-            if(time < best) {
-                best = time;
-            }
-            System.err.print(".");
-        }
-        System.err.println(":  " + best + "ms");
-    }
-}