Add name/offset constructors for default parameter elements.

pkg/analyzer/lib/src/dart/element/element.dart

 // Copyright (c) 2014, 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.dart.element.element;
 
 import 'dart:collection';
 import 'dart:math' show min;
 
 import 'package:analyzer/dart/ast/ast.dart';
@@ skipping 1442 matching lines @@
  * A [FieldFormalParameterElementImpl] for parameters that have an initializer.
  */
 class DefaultFieldFormalParameterElementImpl
     extends FieldFormalParameterElementImpl with ConstVariableElement {
   /**
    * The result of evaluating this variable's initializer.
    */
   EvaluationResultImpl _result;
 
   /**
+   * Initialize a newly created parameter element to have the given [name] and
+   * [nameOffset].
+   */
+  DefaultFieldFormalParameterElementImpl(String name, int nameOffset)
+      : super(name, nameOffset);
+
+  /**
    * Initialize a newly created parameter element to have the given [name].
    */
-  DefaultFieldFormalParameterElementImpl(Identifier name) : super(name);
+  DefaultFieldFormalParameterElementImpl.forNode(Identifier name)
+      : super.forNode(name);
 
   @override
   DartObject get constantValue => _result.value;
 
   @override
   EvaluationResultImpl get evaluationResult => _result;
 
   @override
   void set evaluationResult(EvaluationResultImpl result) {
     this._result = result;
   }
 }
 
 /**
  * A [ParameterElement] for parameters that have an initializer.
  */
 class DefaultParameterElementImpl extends ParameterElementImpl
     with ConstVariableElement {
   /**
    * The result of evaluating this variable's initializer.
    */
   EvaluationResultImpl _result;
 
   /**
+   * Initialize a newly created parameter element to have the given [name] and
+   * [nameOffset].
+   */
+  DefaultParameterElementImpl(String name, int nameOffset)
+      : super(name, nameOffset);
+
+  /**
    * Initialize a newly created parameter element to have the given [name].
    */
-  DefaultParameterElementImpl(Identifier name) : super.forNode(name);
+  DefaultParameterElementImpl.forNode(Identifier name) : super.forNode(name);
 
   @override
   DartObject get constantValue => _result.value;
 
   @override
   EvaluationResultImpl get evaluationResult => _result;
 
   @override
   void set evaluationResult(EvaluationResultImpl result) {
     this._result = result;
@@ skipping 1035 matching lines @@
  * [FieldElement] associated with the parameter.
  */
 class FieldFormalParameterElementImpl extends ParameterElementImpl
     implements FieldFormalParameterElement {
   /**
    * The field associated with this field formal parameter.
    */
   FieldElement field;
 
   /**
+   * Initialize a newly created parameter element to have the given [name] and
+   * [nameOffset].
+   */
+  FieldFormalParameterElementImpl(String name, int nameOffset)
+      : super(name, nameOffset);
+
+  /**
    * Initialize a newly created parameter element to have the given [name].
    */
-  FieldFormalParameterElementImpl(Identifier name) : super.forNode(name);
-
-  /**
-   * Initialize a newly created parameter element to have the given [name] and
-   * [offset].
-   */
-  FieldFormalParameterElementImpl.forNameAndOffset(String name, int nameOffset)
-      : super(name, nameOffset);
+  FieldFormalParameterElementImpl.forNode(Identifier name)
+      : super.forNode(name);
 
   @override
   bool get isInitializingFormal => true;
 
   @override
   accept(ElementVisitor visitor) =>
       visitor.visitFieldFormalParameterElement(this);
 }
 
 /**
@@ skipping 1541 matching lines @@
   int _visibleRangeOffset = 0;
 
   /**
    * The length of the visible range for this element, or `-1` if this element
    * does not have a visible range.
    */
   int _visibleRangeLength = -1;
 
   /**
    * Initialize a newly created parameter element to have the given [name] and
-   * [offset].
+   * [nameOffset].
    */
   ParameterElementImpl(String name, int nameOffset) : super(name, nameOffset);
 
   /**
    * Initialize a newly created parameter element to have the given [name].
    */
   ParameterElementImpl.forNode(Identifier name) : super.forNode(name);
 
   /**
    * Creates a synthetic parameter with [name], [type] and [kind].
@@ skipping 659 matching lines @@
 
   @override
   void visitElement(Element element) {
     int offset = element.nameOffset;
     if (offset != -1) {
       map[offset] = element;
     }
     super.visitElement(element);
   }
 }