CLI cleanup.

pkg/analyzer_cli/lib/starter.dart

 // Copyright (c) 2016, 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.starter;
 
 import 'package:analyzer/plugin/embedded_resolver_provider.dart';
 import 'package:analyzer/plugin/resolver_provider.dart';
 import 'package:analyzer_cli/src/driver.dart';
 import 'package:plugin/plugin.dart';
@@ skipping 10 matching lines @@
    * Initialize a newly created starter to start up a command-line analysis.
    */
   factory CommandLineStarter() = Driver;
 
   /**
    * Set the embedded resolver provider used to override the way embedded
    * library URI's are resolved in some contexts. The provider should return
    * `null` if the embedded library URI resolution scheme should be used
    * instead.
    */
-  void set embeddedUriResolverProvider(EmbeddedResolverProvider provider);
+  set embeddedUriResolverProvider(EmbeddedResolverProvider provider);
 
   /**
    * Set the package resolver provider used to override the way package URI's
    * are resolved in some contexts. The provider should return `null` if the
    * default package resolution scheme should be used instead.
    */
-  void set packageResolverProvider(ResolverProvider provider);
+  set packageResolverProvider(ResolverProvider provider);
 
   /**
    * Set the [plugins] that are defined outside the analyzer_cli package.
    */
-  void set userDefinedPlugins(List<Plugin> plugins);
+  set userDefinedPlugins(List<Plugin> plugins);
 
   /**
    * Use the given command-line [arguments] to start this analyzer.
    */
   void start(List<String> arguments);
 }