Calculate text ranges for default args.

pkg/analysis_server/lib/src/services/completion/dart/suggestion_builder.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 services.completion.dart.suggestion.builder;
 
 import 'package:analysis_server/src/protocol_server.dart' as protocol;
 import 'package:analysis_server/src/protocol_server.dart'
     hide Element, ElementKind;
 import 'package:analysis_server/src/provisional/completion/dart/completion_dart.dart';
@@ skipping 63 matching lines @@
 
     Iterable<ParameterElement> requiredParameters = element.parameters.where(
         (ParameterElement param) =>
             param.parameterKind == ParameterKind.REQUIRED);
     suggestion.requiredParameterCount = requiredParameters.length;
 
     Iterable<ParameterElement> namedParameters = element.parameters.where(
         (ParameterElement param) => param.parameterKind == ParameterKind.NAMED);
     suggestion.hasNamedParameters = namedParameters.isNotEmpty;
 
-    suggestion.defaultArgumentListString =
-        buildDefaultArgList(requiredParameters, namedParameters);
+    addDefaultArgDetails(suggestion, requiredParameters, namedParameters);
   }
   if (importForSource != null) {
     String srcPath = path.dirname(importForSource.fullName);
     LibraryElement libElem = element.library;
     if (libElem != null) {
       Source libSource = libElem.source;
       if (libSource != null) {
         UriKind uriKind = libSource.uriKind;
         if (uriKind == UriKind.DART_URI) {
           suggestion.importUri = libSource.uri.toString();
@@ skipping 187 matching lines @@
   @override
   visitTopLevelVariableElement(TopLevelVariableElement element) {
     if (!typesOnly) {
       int relevance = element.library == containingLibrary
           ? DART_RELEVANCE_LOCAL_TOP_LEVEL_VARIABLE
           : DART_RELEVANCE_DEFAULT;
       addSuggestion(element, relevance: relevance);
     }
   }
 }