Remove invalid dependency on linter

pkg/analyzer/test/src/task/options_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.test.src.task.options_test;
 
 import 'package:analyzer/analyzer.dart';
 import 'package:analyzer/source/analysis_options_provider.dart';
 import 'package:analyzer/source/error_processor.dart';
 import 'package:analyzer/src/generated/engine.dart';
 import 'package:analyzer/src/generated/source.dart';
+import 'package:analyzer/src/lint/linter.dart';
+import 'package:analyzer/src/lint/registry.dart';
 import 'package:analyzer/src/task/options.dart';
 import 'package:analyzer/task/general.dart';
 import 'package:analyzer/task/model.dart';
-import 'package:linter/src/rules.dart';
 import 'package:test/test.dart';
 import 'package:test_reflective_loader/test_reflective_loader.dart';
 import 'package:yaml/yaml.dart';
 
 import '../../generated/test_support.dart';
 import '../context/abstract_context.dart';
 
 main() {
   defineReflectiveSuite(() {
     defineReflectiveTests(ContextConfigurationTest);
@@ skipping 411 matching lines @@
   test_analyzer_unsupported_option() {
     validate(
         '''
 analyzer:
   not_supported: true
     ''',
         [AnalysisOptionsWarningCode.UNSUPPORTED_OPTION_WITH_LEGAL_VALUES]);
   }
 
   test_linter_supported_rules() {
-    registerLintRules();
+    Registry.ruleRegistry.register(new TestRule());
     validate(
         '''
 linter:
   rules:
-    - camel_case_types
+    - fantastic_test_rule
     ''',
         []);
   }
 
   test_linter_unsupported_option() {
     validate(
         '''
 linter:
   unsupported: true
     ''',
         [AnalysisOptionsWarningCode.UNSUPPORTED_OPTION_WITH_LEGAL_VALUE]);
   }
 
   void validate(String source, List<ErrorCode> expected) {
     var options = optionsProvider.getOptionsFromString(source);
     var errors = validator.validate(options);
     expect(errors.map((AnalysisError e) => e.errorCode),
         unorderedEquals(expected));
   }
 }
+
+class TestRule extends LintRule {
+  TestRule() : super(name: 'fantastic_test_rule');
+}