Bootloader initialization cleanup.

lib/src/driver.dart

Index: lib/src/driver.dart
diff --git a/lib/src/driver.dart b/lib/src/driver.dart
index 223db84b0596ff8cb50607d428c7808d51c6bf0a..793c5d429e9a9a31eaca43f8eb4428db8d8b347f 100644
--- a/lib/src/driver.dart
+++ b/lib/src/driver.dart
@@ -25,10 +25,8 @@ import 'package:analyzer/src/generated/java_io.dart';
 import 'package:analyzer/src/generated/sdk_io.dart';
 import 'package:analyzer/src/generated/source.dart';
 import 'package:analyzer/src/generated/source_io.dart';
-import 'package:analyzer/src/plugin/plugin_configuration.dart';
 import 'package:analyzer_cli/src/analyzer_impl.dart';
 import 'package:analyzer_cli/src/options.dart';
-import 'package:analyzer_cli/src/plugin/plugin_config_processor_plugin.dart';
 import 'package:dev_compiler/strong_mode.dart';
 import 'package:linter/src/plugin/linter_plugin.dart';
 import 'package:package_config/discovery.dart' as pkgDiscovery;
@@ -38,7 +36,6 @@ import 'package:package_config/src/packages_impl.dart' show MapPackages;
 import 'package:path/path.dart' as path;
 import 'package:plugin/manager.dart';
 import 'package:plugin/plugin.dart';
-import 'package:source_span/source_span.dart';
 import 'package:yaml/yaml.dart';
 
 /// The maximum number of sources for which AST structures should be kept in the cache.
@@ -57,23 +54,6 @@ StringSink outSink = stdout;
 typedef ErrorSeverity _BatchRunnerHandler(List<String> args);
 
 class Driver {
-  /// Emits an error message to [errorSink] if plugin config can't be read.
-  static final ErrorHandler _pluginConfigErrorHandler = (Exception e) {
-    String details;
-    if (e is PluginConfigFormatException) {
-      details = e.message;
-      var node = e.yamlNode;
-      if (node is YamlNode) {
-        SourceLocation location = node.span.start;
-        details += ' (line ${location.line}, column ${location.column})';
-      }
-    } else {
-      details = e.toString();
-    }
-
-    errorSink.writeln('Plugin configuration skipped: $details');
-  };
-
   /// The plugins that are defined outside the `analyzer_cli` package.
   List<Plugin> _userDefinedPlugins = <Plugin>[];
 
@@ -84,9 +64,6 @@ class Driver {
   /// `null` if [_analyzeAll] hasn't been called yet.
   AnalysisContext _context;
 
-  /// Reads plugin config info from `.analysis_options`.
-  PluginConfigProcessorPlugin _pluginConfigProcessorPlugin;
-
   /// The strong mode checker corresponding to [_context], or `null` if strong
   /// mode is not enabled or a context is not available yet.
   StrongChecker _strongChecker;
@@ -95,18 +72,11 @@ class Driver {
   /// creation.
   CommandLineOptions _previousOptions;
 
-  Driver()
-      : _pluginConfigProcessorPlugin =
-            new PluginConfigProcessorPlugin(_pluginConfigErrorHandler);
-
   /// This Driver's current analysis context.
   ///
   /// *Visible for testing.*
   AnalysisContext get context => _context;
 
-  /// Plugin configuration as processed from `.analysis_options`.
-  PluginConfig get pluginConfig => _pluginConfigProcessorPlugin.pluginConfig;
-
   /// Set the [plugins] that are defined outside the `analyzer_cli` package.
   void set userDefinedPlugins(List<Plugin> plugins) {
     _userDefinedPlugins = plugins == null ? <Plugin>[] : plugins;
@@ -484,7 +454,6 @@ class Driver {
 
   void _processPlugins() {
     List<Plugin> plugins = <Plugin>[];
-    plugins.add(_pluginConfigProcessorPlugin);
     plugins.add(linterPlugin);
     plugins.addAll(AnalysisEngine.instance.supportedPlugins);
     plugins.addAll(_userDefinedPlugins);