Resynthesize parameter visible ranges.

pkg/analyzer/lib/src/summary/resynthesize.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 summary_resynthesizer;
 
 import 'dart:collection';
 
 import 'package:analyzer/dart/ast/ast.dart';
 import 'package:analyzer/dart/ast/token.dart';
@@ skipping 1693 matching lines @@
       case UnlinkedParamKind.named:
         parameterElement.parameterKind = ParameterKind.NAMED;
         break;
       case UnlinkedParamKind.positional:
         parameterElement.parameterKind = ParameterKind.POSITIONAL;
         break;
       case UnlinkedParamKind.required:
         parameterElement.parameterKind = ParameterKind.REQUIRED;
         break;
     }
+    if (serializedParameter.visibleOffset != 0) {
+      parameterElement.setVisibleRange(
+          serializedParameter.visibleOffset, serializedParameter.visibleLength);
+    }
     return parameterElement;
   }
 
   /**
    * Create, but do not populate, the [CompilationUnitElement] for a part other
    * than the defining compilation unit.
    */
   CompilationUnitElementImpl buildPart(
       String uri, UnlinkedPart partDecl, UnlinkedUnit serializedPart) {
     Source unitSource =
@@ skipping 684 matching lines @@
     List<DartType> typeArguments = const <DartType>[];
     if (numTypeArguments != 0) {
       typeArguments = <DartType>[];
       for (int i = 0; i < numTypeArguments; i++) {
         typeArguments.add(getTypeArgument(i));
       }
     }
     return typeArguments;
   }
 }