Get rid of a debugging print :p.

frog/lib/string_implementation.dart

 // Copyright (c) 2011, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
 
 //String.prototype.get$length = function() {
 //  return this.length;
 //}
 
 // TODO(jimhug): Unify with code from compiler/lib/implementation.
 class StringImplementation implements String native "String" {
@@ skipping 28 matching lines @@
   String trim() native;
 
   // TODO(jmesserly): should support pattern too.
   bool contains(Pattern pattern, int startIndex) native
     "return this.indexOf(pattern, startIndex) >= 0;";
 
   String _replaceFirst(String from, String to) native
     "return this.replace(from, to);";
 
   String _replaceFirstRegExp(RegExp from, String to) native
-    "console.log(require('util').inspect(from)); return this.replace(from.re, to);";
+    "return this.replace(from.re, to);";
 
   String replaceFirst(Pattern from, String to) {
     if (from is String) return _replaceFirst(from, to);
     if (from is RegExp) return _replaceFirstRegExp(from, to);
     for (match in from.allMatches(this)) {
       // We just care about the first match
       return substring(0, match.start()) + to + substring(match.end());
     }
   }
 
@@ skipping 82 matching lines @@
       result.add(group(g));
     }
     return result;
   }
 
   final int _start;
   final String str;
   final String pattern;
 }
 */