Refactor Future constructors.

sdk/lib/indexed_db/dart2js/indexed_db_dart2js.dart

 library dart.dom.indexed_db;
 
 import 'dart:async';
 import 'dart:html';
 import 'dart:html_common';
 import 'dart:_js_helper' show Creates, Returns, JSName, Null;
 import 'dart:_foreign_helper' show JS;
 // Copyright (c) 2012, 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.
@@ skipping 125 matching lines @@
 // BSD-style license that can be found in the LICENSE file.
 
 
 @DomName('IDBCursor')
 class Cursor native "*IDBCursor" {
   @DomName('IDBCursor.delete')
   Future delete() {
    try {
       return _completeRequest($dom_delete());
     } catch (e, stacktrace) {
-      return new Future.immediateError(e, stacktrace);
+      return new Future.error(e, stacktrace);
     }
   }
 
   @DomName('IDBCursor.value')
   Future update(value) {
    try {
       return _completeRequest($dom_update(value));
     } catch (e, stacktrace) {
-      return new Future.immediateError(e, stacktrace);
+      return new Future.error(e, stacktrace);
     }
   }
 
   
   @DomName('IDBCursor.direction')
   @DocsEditable
   final String direction;
 
   @DomName('IDBCursor.key')
   @DocsEditable
@@ skipping 194 matching lines @@
         '!!(window.indexedDB || '
         'window.webkitIndexedDB || '
         'window.mozIndexedDB)');
   }
 
   @DomName('IDBFactory.open')
   Future<Database> open(String name,
       {int version, void onUpgradeNeeded(VersionChangeEvent),
       void onBlocked(Event)}) {
     if ((version == null) != (onUpgradeNeeded == null)) {
-      return new Future.immediateError(new ArgumentError(
+      return new Future.error(new ArgumentError(
           'version and onUpgradeNeeded must be specified together'));
     }
     try {
       var request;
       if (version != null) {
         request = $dom_open(name, version);
       } else {
         request = $dom_open(name);
       }
 
       if (onUpgradeNeeded != null) {
         request.onUpgradeNeeded.listen(onUpgradeNeeded);
       }
       if (onBlocked != null) {
         request.onBlocked.listen(onBlocked);
       }
       return _completeRequest(request);
     } catch (e, stacktrace) {
-      return new Future.immediateError(e, stacktrace);
+      return new Future.error(e, stacktrace);
     }
   }
 
   @DomName('IDBFactory.deleteDatabase')
   Future<IdbFactory> deleteDatabase(String name,
       {void onBlocked(Event)}) {
     try {
       var request = $dom_deleteDatabase(name);
 
       if (onBlocked != null) {
         request.onBlocked.listen(onBlocked);
       }
       return _completeRequest(request);
     } catch (e, stacktrace) {
-      return new Future.immediateError(e, stacktrace);
+      return new Future.error(e, stacktrace);
     }
   }
 
   @DomName('IDBFactory.getDatabaseNames')
   @SupportedBrowser(SupportedBrowser.CHROME)
   @Experimental
   Future<List<String>> getDatabaseNames() {
     try {
       var request = $dom_webkitGetDatabaseNames();
 
       return _completeRequest(request);
     } catch (e, stacktrace) {
-      return new Future.immediateError(e, stacktrace);
+      return new Future.error(e, stacktrace);
     }
   }
 
   /**
    * Checks to see if getDatabaseNames is supported by the current platform.
    */
   bool get supportsDatabaseNames {
     return supported && JS('bool',
         '!!(#.getDatabaseNames || #.webkitGetDatabaseNames)', this, this);
   }
@@ skipping 57 matching lines @@
   Future<int> count([key_OR_range]) {
    try {
       var request;
       if (key_OR_range != null) {
         request = $dom_count(key_OR_range);
       } else {
         request = $dom_count();
       }
       return _completeRequest(request);
     } catch (e, stacktrace) {
-      return new Future.immediateError(e, stacktrace);
+      return new Future.error(e, stacktrace);
     }
   }
 
   @DomName('IDBIndex.get')
   Future get(key) {
     try {
       var request = $dom_get(key);
 
       return _completeRequest(request);
     } catch (e, stacktrace) {
-      return new Future.immediateError(e, stacktrace);
+      return new Future.error(e, stacktrace);
     }
   }
 
   @DomName('IDBIndex.getKey')
   Future getKey(key) {
     try {
       var request = $dom_getKey(key);
 
       return _completeRequest(request);
     } catch (e, stacktrace) {
-      return new Future.immediateError(e, stacktrace);
+      return new Future.error(e, stacktrace);
     }
   }
 
   /**
    * Creates a stream of cursors over the records in this object store.
    *
    * See also:
    *
    * * [ObjectStore.openCursor]
    */
@@ skipping 179 matching lines @@
   Future add(value, [key]) {
     try {
       var request;
       if (key != null) {
         request = $dom_add(value, key);
       } else {
         request = $dom_add(value);
       }
       return _completeRequest(request);
     } catch (e, stacktrace) {
-      return new Future.immediateError(e, stacktrace);
+      return new Future.error(e, stacktrace);
     }
   }
 
   @DomName('IDBObjectStore.clear')
   Future clear() {
     try {
       return _completeRequest($dom_clear());
     } catch (e, stacktrace) {
-      return new Future.immediateError(e, stacktrace);
+      return new Future.error(e, stacktrace);
     }
   }
 
   @DomName('IDBObjectStore.delete')
   Future delete(key_OR_keyRange){
     try {
       return _completeRequest($dom_delete(key_OR_keyRange));
     } catch (e, stacktrace) {
-      return new Future.immediateError(e, stacktrace);
+      return new Future.error(e, stacktrace);
     }
   }
 
   @DomName('IDBObjectStore.count')
   Future<int> count([key_OR_range]) {
    try {
       var request;
       if (key_OR_range != null) {
         request = $dom_count(key_OR_range);
       } else {
         request = $dom_count();
       }
       return _completeRequest(request);
     } catch (e, stacktrace) {
-      return new Future.immediateError(e, stacktrace);
+      return new Future.error(e, stacktrace);
     }
   }
 
   @DomName('IDBObjectStore.put')
   Future put(value, [key]) {
     try {
       var request;
       if (key != null) {
         request = $dom_put(value, key);
       } else {
         request = $dom_put(value);
       }
       return _completeRequest(request);
     } catch (e, stacktrace) {
-      return new Future.immediateError(e, stacktrace);
+      return new Future.error(e, stacktrace);
     }
   }
 
   @DomName('IDBObjectStore.get')
   Future getObject(key) {
     try {
       var request = $dom_get(key);
 
       return _completeRequest(request);
     } catch (e, stacktrace) {
-      return new Future.immediateError(e, stacktrace);
+      return new Future.error(e, stacktrace);
     }
   }
 
   /**
    * Creates a stream of cursors over the records in this object store.
    *
    * **The stream must be manually advanced by calling [Cursor.next] after
    * each item or by specifying autoAdvance to be true.**
    *
    *     var cursors = objectStore.openCursor().listen(
@@ skipping 451 matching lines @@
 }
 // Copyright (c) 2012, 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.
 
 
 @DocsEditable
 @DomName('IDBAny')
 abstract class _IDBAny native "*IDBAny" {
 }