Remove uses of configuration data

pkg/analyzer/lib/src/context/context.dart

Index: pkg/analyzer/lib/src/context/context.dart
diff --git a/pkg/analyzer/lib/src/context/context.dart b/pkg/analyzer/lib/src/context/context.dart
index 528469662a3ac94ef96bafbe49b4492825d21d7d..30681763c31973b9a919793da3d10c78d72f944c 100644
--- a/pkg/analyzer/lib/src/context/context.dart
+++ b/pkg/analyzer/lib/src/context/context.dart
@@ -30,7 +30,6 @@ import 'package:analyzer/src/task/dart_work_manager.dart';
 import 'package:analyzer/src/task/driver.dart';
 import 'package:analyzer/src/task/incremental_element_builder.dart';
 import 'package:analyzer/src/task/manager.dart';
-import 'package:analyzer/src/task/model.dart';
 import 'package:analyzer/task/dart.dart';
 import 'package:analyzer/task/general.dart';
 import 'package:analyzer/task/html.dart';
@@ -38,13 +37,6 @@ import 'package:analyzer/task/model.dart';
 import 'package:html/dom.dart' show Document;
 
 /**
- * The descriptor used to associate exclude patterns with an analysis context in
- * configuration data.
- */
-final ListResultDescriptor<String> CONTEXT_EXCLUDES =
-    new ListResultDescriptorImpl('CONTEXT_EXCLUDES', const <String>[]);
-
-/**
  * Type of callback functions used by PendingFuture. Functions of this type
  * should perform a computation based on the data in [entry] and return it. If
  * the computation can't be performed yet because more analysis is needed,
@@ -281,8 +273,11 @@ class AnalysisContextImpl implements InternalAnalysisContext {
             options.generateImplicitErrors ||
         this._options.generateSdkErrors != options.generateSdkErrors ||
         this._options.dart2jsHint != options.dart2jsHint ||
+        _notEqual(this._options.errorProcessors, options.errorProcessors) ||
+        _notEqual(this._options.excludePatterns, options.excludePatterns) ||
         (this._options.hint && !options.hint) ||
         (this._options.lint && !options.lint) ||
+        _notEqual(this._options.lintRules, options.lintRules) ||
         this._options.preserveComments != options.preserveComments ||
         this._options.strongMode != options.strongMode ||
         this._options.enableAssertInitializer !=
@@ -322,11 +317,14 @@ class AnalysisContextImpl implements InternalAnalysisContext {
         options.enableLazyAssignmentOperators;
     this._options.enableSuperMixins = options.enableSuperMixins;
     this._options.enableTiming = options.enableTiming;
+    this._options.errorProcessors = options.errorProcessors;
+    this._options.excludePatterns = options.excludePatterns;
     this._options.hint = options.hint;
     this._options.incremental = options.incremental;
     this._options.incrementalApi = options.incrementalApi;
     this._options.incrementalValidation = options.incrementalValidation;
     this._options.lint = options.lint;
+    this._options.lintRules = options.lintRules;
     this._options.preserveComments = options.preserveComments;
     if (this._options.strongMode != options.strongMode) {
       _typeSystem = null;
@@ -847,6 +845,7 @@ class AnalysisContextImpl implements InternalAnalysisContext {
     return getResult(target, COMPILATION_UNIT_ELEMENT);
   }
 
+  @deprecated
   @override
   Object/*=V*/ getConfigurationData/*<V>*/(ResultDescriptor/*<V>*/ key) =>
       (_configurationData[key] ?? key?.defaultValue) as Object/*=V*/;
@@ -1307,6 +1306,7 @@ class AnalysisContextImpl implements InternalAnalysisContext {
     }
   }
 
+  @deprecated
   @override
   void setConfigurationData(ResultDescriptor key, Object data) {
     _configurationData[key] = data;
@@ -1696,6 +1696,19 @@ class AnalysisContextImpl implements InternalAnalysisContext {
     AnalysisEngine.instance.logger.logInformation(message);
   }
 
+  bool _notEqual/*<T>*/(List/*<T>*/ first, List/*<T>*/ second) {
+    int length = first.length;
+    if (length != second.length) {
+      return true;
+    }
+    for (int i = 0; i < length; i++) {
+      if (first[i] != second[i]) {
+        return true;
+      }
+    }
+    return false;
+  }
+
   /**
    * Notify all of the analysis listeners that the errors associated with the
    * given [source] has been updated to the given [errors].