Remove uses of configuration data

pkg/analyzer_cli/test/driver_test.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.test.driver;
 
 import 'dart:io';
 
 import 'package:analyzer/error/error.dart';
 import 'package:analyzer/plugin/options.dart';
 import 'package:analyzer/source/analysis_options_provider.dart';
 import 'package:analyzer/source/error_processor.dart';
 import 'package:analyzer/src/error/codes.dart';
 import 'package:analyzer/src/generated/engine.dart';
 import 'package:analyzer/src/generated/source.dart';
 import 'package:analyzer/src/services/lint.dart';
-import 'package:analyzer/src/task/options.dart';
 import 'package:analyzer_cli/src/driver.dart';
 import 'package:analyzer_cli/src/options.dart';
 import 'package:path/path.dart' as path;
 import 'package:plugin/plugin.dart';
 import 'package:test/test.dart';
 import 'package:yaml/src/yaml_node.dart';
 
 import 'utils.dart';
 
 main() {
@@ skipping 392 matching lines @@
 //    });
   });
 }
 
 const emptyOptionsFile = 'data/empty_options.yaml';
 
 /// Shared driver.
 Driver driver;
 
 List<ErrorProcessor> get processors =>
-    driver.context.getConfigurationData(CONFIGURED_ERROR_PROCESSORS);
+    driver.context.analysisOptions.errorProcessors;
 
 /// Convert a file specification from a relative path to an absolute path.
 /// Handles the case where the file specification is of the form "$uri|$path".
 String adjustFileSpec(String fileSpec) {
   int uriPrefixLength = fileSpec.indexOf('|') + 1;
   String uriPrefix = fileSpec.substring(0, uriPrefixLength);
   String relativePath = fileSpec.substring(uriPrefixLength);
   return '$uriPrefix${path.join(testDirectory, relativePath)}';
 }
 
@@ skipping 94 matching lines @@
     this.options = options;
   }
 }
 
 class TestSource implements Source {
   TestSource();
 
   @override
   noSuchMethod(Invocation invocation) => super.noSuchMethod(invocation);
 }