Bootloader cleanup.

pkg/analyzer_cli/lib/src/boot_loader.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 analyzer_cli.src.bootloader;
+library analyzer_cli.src.boot_loader;
 
 import 'dart:async';
 import 'dart:isolate';
 
 import 'package:analyzer/file_system/physical_file_system.dart';
 import 'package:analyzer/source/analysis_options_provider.dart';
 import 'package:analyzer/src/context/context.dart';
 import 'package:analyzer/src/generated/engine.dart' as engine;
 import 'package:analyzer/src/plugin/plugin_configuration.dart';
 import 'package:analyzer_cli/src/driver.dart';
@@ skipping 171 matching lines @@
     String packageRoot =
         packageRootPath != null ? packageRootPath : './packages';
     Uri packageUri = new Uri.file(packageRoot);
 
     Isolate.spawnUri(uri, args, null /* msg */,
         packageRoot: packageUri, onExit: exitListener.sendPort);
 
     return completer.future;
   }
 }