Update status files, replace "dartbug.com" with "Issue ".

tools/testing/dart/status_file_parser.dart

 // Copyright (c) 2012, 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.
 
 library status_file_parser;
 
 import "dart:async";
 import "dart:convert" show LineSplitter, UTF8;
 import "dart:io";
 
@@ skipping 91 matching lines @@
     return false;
   }
 
   String toString() => prettyName;
 }
 
 
 final RegExp SplitComment = new RegExp("^([^#]*)(#.*)?\$");
 final RegExp HeaderPattern = new RegExp(r"^\[([^\]]+)\]");
 final RegExp RulePattern = new RegExp(r"\s*([^: ]*)\s*:(.*)");
-final RegExp IssueNumberPattern =
-    new RegExp("Issue ([0-9]+)|dartbug.com/([0-9]+)", caseSensitive: false);
+final RegExp IssueNumberPattern = new RegExp("[Ii]ssue ([0-9]+)");
 
 class StatusFile {
   final Path location;
 
   StatusFile(this.location);
 }
 
 // TODO(whesse): Implement configuration_info library that contains data
 // structures for test configuration, including Section.
 class Section {
@@ skipping 219 matching lines @@
         }
         regExps[i] = regExp;
       }
       _keyToRegExps[key] = regExps;
     });
 
     _regExpCache = null;
     _preprocessed = true;
   }
 }