Rename ContributionPoint and error result

pkg/analyzer/lib/src/task/dart.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.task.dart;
 
 import 'dart:collection';
 
 import 'package:analyzer/src/generated/ast.dart';
 import 'package:analyzer/src/generated/element.dart';
@@ skipping 15 matching lines @@
 /**
  * The errors produced while resolving a library directives.
  *
  * The list will be empty if there were no errors, but will not be `null`.
  *
  * The result is only available for targets representing a Dart library.
  */
 final ResultDescriptor<List<AnalysisError>> BUILD_DIRECTIVES_ERRORS =
     new ResultDescriptor<List<AnalysisError>>(
         'BUILD_DIRECTIVES_ERRORS', AnalysisError.NO_ERRORS,
-        contributesTo: ANALYSIS_ERRORS);
+        contributesTo: DART_ERRORS);
 
 /**
  * The errors produced while builing a library element.
  *
  * The list will be empty if there were no errors, but will not be `null`.
  *
  * The result is only available for targets representing a Dart library.
  */
 final ResultDescriptor<List<AnalysisError>> BUILD_LIBRARY_ERRORS =
     new ResultDescriptor<List<AnalysisError>>(
         'BUILD_LIBRARY_ERRORS', AnalysisError.NO_ERRORS,
-        contributesTo: ANALYSIS_ERRORS);
+        contributesTo: DART_ERRORS);
 
 /**
  * The partial [LibraryElement] associated with a library.
  *
  * The [LibraryElement] and its [CompilationUnitElement]s are attached to each
  * other. Directives 'library', 'part' and 'part of' are resolved.
  *
  * The result is only available for targets representing a Dart library.
  */
 final ResultDescriptor<LibraryElement> LIBRARY_ELEMENT1 =
@@ skipping 1034 matching lines @@
   }
 
   /**
    * Create a [ScanDartTask] based on the given [target] in the given [context].
    */
   static ScanDartTask createTask(
       AnalysisContext context, AnalysisTarget target) {
     return new ScanDartTask(context, target);
   }
 }