Add context to OptionsProcessor callback API.

pkg/analyzer/lib/src/plugin/plugin_configuration.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.src.plugin.plugin_configuration;
 
 import 'package:analyzer/plugin/options.dart';
+import 'package:analyzer/src/generated/engine.dart';
 import 'package:yaml/yaml.dart';
 
 const _analyzerOptionScope = 'analyzer';
 
 const _pluginOptionScope = 'plugins';
 
 /// Parse the given string into a plugin manifest.
 PluginManifest parsePluginManifestString(String manifestSource) {
   var yaml = loadYaml(manifestSource);
   if (yaml == null) {
@@ skipping 13 matching lines @@
         yaml);
   }
   return yaml;
 }
 
 Iterable<String> _parseHosts(dynamic yaml) {
   List<String> hosts = <String>[];
   if (yaml is String) {
     hosts.add(yaml);
   } else if (yaml is YamlList) {
-    yaml.forEach((h) {
-      hosts.add(_asString(h));
-    });
+    yaml.forEach((h) => hosts.add(_asString(h)));
   }
   return hosts;
 }
 
 PluginInfo _parsePlugin(dynamic yaml) {
   if (yaml != null) {
     _verifyMap(yaml, 'plugin manifest');
     return new PluginInfo._fromYaml(details: yaml);
   }
   return null;
@@ skipping 41 matching lines @@
           pluginConfig.forEach((name, details) {
             var plugin = _processPluginMapping(name, details);
             if (plugin != null) {
               plugins.add(plugin);
             }
           });
         } else {
           // Anything but an empty list of plugins is treated as a format error.
           if (pluginConfig != null) {
             throw new PluginConfigFormatException(
-                'Unrecognized plugin config format, expected `YamlMap`, got `${pluginConfig.runtimeType}`',
+                'Unrecognized plugin config format, expected `YamlMap`, '
+                'got `${pluginConfig.runtimeType}`',
                 pluginConfig);
           }
         }
       }
     }
 
     return new PluginConfig(plugins);
   }
 }
 
@@ skipping 19 matching lines @@
   PluginConfig get config => _config;
 
   @override
   void onError(Exception exception) {
     if (_errorHandler != null) {
       _errorHandler(exception);
     }
   }
 
   @override
-  void optionsProcessed(Map<String, YamlNode> options) {
+  void optionsProcessed(
+      AnalysisContext context, Map<String, YamlNode> options) {
     _config = new PluginConfig.fromOptions(options);
   }
 }
 
 /// Describes plugin information.
 class PluginInfo {
   final String name;
   final String className;
   final String version;
   final String libraryUri;
@@ skipping 32 matching lines @@
 /// Provisional manifest file format:
 ///
 ///     class_name: MyAnalyzerPlugin
 ///     library_uri: 'my_plugin/my_analyzer_plugin.dart'
 ///     contributes_to: analyzer
 class PluginManifest {
   PluginInfo plugin;
   Iterable<String> contributesTo;
   PluginManifest({this.plugin, this.contributesTo});
 }