Replace Map with HashMap

pkg/analysis_server/lib/src/protocol.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 protocol;
 
+import 'dart:collection';
 import 'dart:convert' show JsonDecoder;
 
 /**
  * An abstract enumeration.
  */
 abstract class Enum2<E extends Enum2> implements Comparable<E> {
   /**
    * The name of this enum constant, as declared in the enum declaration.
    */
   final String name;
@@ skipping 53 matching lines @@
   final String id;
 
   /**
    * The method being requested.
    */
   final String method;
 
   /**
    * A table mapping the names of request parameters to their values.
    */
-  final Map<String, Object> params = new Map<String, Object>();
+  final Map<String, Object> params = new HashMap<String, Object>();
 
   /**
    * A decoder that can be used to decode strings into JSON objects.
    */
   static const JsonDecoder DECODER = const JsonDecoder(null);
 
   /**
    * Initialize a newly created [Request] to have the given [id] and [method]
    * name.
    */
@@ skipping 340 matching lines @@
   /**
    * The error that was caused by attempting to handle the request, or `null` if
    * there was no error.
    */
   final RequestError error;
 
   /**
    * A table mapping the names of result fields to their values. The table
    * should be empty if there was an error.
    */
-  final Map<String, Object> result = new Map<String, Object>();
+  final Map<String, Object> result = new HashMap<String, Object>();
 
   /**
    * Initialize a newly created instance to represent a response to a request
    * with the given [id]. If an [error] is provided then the response will
    * represent an error condition.
    */
   Response(this.id, [this.error]);
 
   /**
    * Initialize a newly created instance to represent an error condition caused
@@ skipping 187 matching lines @@
   final int code;
 
   /**
    * A short description of the error.
    */
   final String message;
 
   /**
    * A table mapping the names of notification parameters to their values.
    */
-  final Map<String, Object> data = new Map<String, Object>();
+  final Map<String, Object> data = new HashMap<String, Object>();
 
   /**
    * Initialize a newly created [Error] to have the given [code] and [message].
    */
   RequestError(this.code, this.message);
 
   /**
    * Initialize a newly created [Error] to indicate a parse error. Invalid JSON
    * was received by the server. An error occurred on the server while parsing
    * the JSON text.
@@ skipping 98 matching lines @@
   static const String PARAMS = 'params';
 
   /**
    * The name of the event that triggered the notification.
    */
   final String event;
 
   /**
    * A table mapping the names of notification parameters to their values.
    */
-  final Map<String, Object> params = new Map<String, Object>();
+  final Map<String, Object> params = new HashMap<String, Object>();
 
   /**
    * Initialize a newly created [Notification] to have the given [event] name.
    */
   Notification(this.event);
 
   /**
    * Initialize a newly created instance based upon the given JSON data
    */
   factory Notification.fromJson(Map<String, Object> json) {
@@ skipping 62 matching lines @@
   /**
    * The response to be returned as a result of the failure.
    */
   final Response response;
 
   /**
    * Initialize a newly created exception to return the given reponse.
    */
   RequestFailure(this.response);
 }