old_contents: /*
   * Copyright 2012, Mozilla Foundation and contributors
   *
   * Licensed under the Apache License, Version 2.0 (the "License");
   * you may not use this file except in compliance with the License.
   * You may obtain a copy of the License at
   *
   * http://www.apache.org/licenses/LICENSE-2.0
   *
   * Unless required by applicable law or agreed to in writing, software
   * distributed under the License is distributed on an "AS IS" BASIS,
   * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
   * See the License for the specific language governing permissions and
   * limitations under the License.
   */
  
  'use strict';
  
  var Cu = require('chrome').Cu;
  module.exports = exports =
      Cu.import('resource://gre/modules/commonjs/sdk/core/promise.js', {}).Promise;
  
new_contents: /*
   * Copyright 2012, Mozilla Foundation and contributors
   *
   * Licensed under the Apache License, Version 2.0 (the "License");
   * you may not use this file except in compliance with the License.
   * You may obtain a copy of the License at
   *
   * http://www.apache.org/licenses/LICENSE-2.0
   *
   * Unless required by applicable law or agreed to in writing, software
   * distributed under the License is distributed on an "AS IS" BASIS,
   * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
   * See the License for the specific language governing permissions and
   * limitations under the License.
   */
  
  'use strict';
  
  var Cu = require('chrome').Cu;
  module.exports = exports =
      Cu.import('resource://gre/modules/commonjs/sdk/core/promise.js', {}).Promise;
  
  // When we've solved the debugger/sdk/promise/gcli/helpers/overlap problem then
  // we should use this instead:
  // module.exports = exports = require('resource://gre/modules/Promise.jsm').Promise;
  
subject: Add comment about fixing promise implementation