Get rid of all the library tags.

lib/src/runner/browser/phantom_js.dart

 // Copyright (c) 2015, 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 test.runner.browser.phantom_js;
-
 import 'dart:async';
 import 'dart:io';
 
 import 'package:path/path.dart' as p;
 
 import '../../util/exit_codes.dart' as exit_codes;
 import '../../util/io.dart';
 import '../application_exception.dart';
 import 'browser.dart';
 
@@ skipping 67 matching lines @@
         remoteDebuggerCompleter.complete(null);
       }
 
       return process;
     }, remoteDebuggerCompleter.future);
   }
 
   PhantomJS._(Future<Process> startBrowser(), this.remoteDebuggerUrl)
       : super(startBrowser);
 }