Adding dart:indexed_db.

sdk/lib/html/dart2js/html_dart2js.dart

 library html;
 
 import 'dart:html_common';
+import 'dart:indexed_db';
 import 'dart:isolate';
 import 'dart:json';
 import 'dart:svg' as svg;
 import 'dart:web_audio' as web_audio;
 // 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.
 
 // DO NOT EDIT
 // Auto-generated dart:html library.
@@ skipping 9552 matching lines @@
 
   EventListenerList get loadStart => this['loadstart'];
 
   EventListenerList get progress => this['progress'];
 }
 // 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.
 
 
-/// @domName IDBAny; @docsEditable true
-class IDBAny native "*IDBAny" {
-}
-// 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.
-
-
-/// @domName IDBCursor; @docsEditable true
-class IDBCursor native "*IDBCursor" {
-
-  static const int NEXT = 0;
-
-  static const int NEXT_NO_DUPLICATE = 1;
-
-  static const int PREV = 2;
-
-  static const int PREV_NO_DUPLICATE = 3;
-
-  /// @domName IDBCursor.direction; @docsEditable true
-  final String direction;
-
-  /// @domName IDBCursor.key; @docsEditable true
-  @_annotation_Creates_IDBKey @_annotation_Returns_IDBKey
-  final Object key;
-
-  /// @domName IDBCursor.primaryKey; @docsEditable true
-  final Object primaryKey;
-
-  /// @domName IDBCursor.source; @docsEditable true
-  final dynamic source;
-
-  /// @domName IDBCursor.advance; @docsEditable true
-  void advance(int count) native;
-
-  /// @domName IDBCursor.continueFunction; @docsEditable true
-  void continueFunction([/*IDBKey*/ key]) {
-    if (?key) {
-      var key_1 = _convertDartToNative_IDBKey(key);
-      _continueFunction_1(key_1);
-      return;
-    }
-    _continueFunction_2();
-    return;
-  }
-  @JSName('continue')
-  void _continueFunction_1(key) native;
-  @JSName('continue')
-  void _continueFunction_2() native;
-
-  /// @domName IDBCursor.delete; @docsEditable true
-  IDBRequest delete() native;
-
-  /// @domName IDBCursor.update; @docsEditable true
-  IDBRequest update(/*any*/ value) {
-    var value_1 = convertDartToNative_SerializedScriptValue(value);
-    return _update_1(value_1);
-  }
-  @JSName('update')
-  IDBRequest _update_1(value) native;
-}
-// 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.
-
-
-/// @domName IDBCursorWithValue; @docsEditable true
-class IDBCursorWithValue extends IDBCursor native "*IDBCursorWithValue" {
-
-  /// @domName IDBCursorWithValue.value; @docsEditable true
-  @annotation_Creates_SerializedScriptValue @annotation_Returns_SerializedScriptValue
-  final Object value;
-}
-// 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.
-
-
-/// @domName IDBDatabase
-class IDBDatabase extends EventTarget native "*IDBDatabase" {
-
-  IDBTransaction transaction(storeName_OR_storeNames, String mode) {
-    if (mode != 'readonly' && mode != 'readwrite') {
-      throw new ArgumentError(mode);
-    }
-
-    // TODO(sra): Ensure storeName_OR_storeNames is a string or List<String>,
-    // and copy to JavaScript array if necessary.
-
-    if (_transaction_fn != null) {
-      return _transaction_fn(this, storeName_OR_storeNames, mode);
-    }
-
-    // Try and create a transaction with a string mode.  Browsers that expect a
-    // numeric mode tend to convert the string into a number.  This fails
-    // silently, resulting in zero ('readonly').
-    var txn = _transaction(storeName_OR_storeNames, mode);
-    if (_hasNumericMode(txn)) {
-      _transaction_fn = _transaction_numeric_mode;
-      txn = _transaction_fn(this, storeName_OR_storeNames, mode);
-    } else {
-      _transaction_fn = _transaction_string_mode;
-    }
-    return txn;
-  }
-
-  static IDBTransaction _transaction_string_mode(IDBDatabase db, stores, mode) {
-    return db._transaction(stores, mode);
-  }
-
-  static IDBTransaction _transaction_numeric_mode(IDBDatabase db, stores, mode) {
-    int intMode;
-    if (mode == 'readonly') intMode = IDBTransaction.READ_ONLY;
-    if (mode == 'readwrite') intMode = IDBTransaction.READ_WRITE;
-    return db._transaction(stores, intMode);
-  }
-
-  @JSName('transaction')
-  IDBTransaction _transaction(stores, mode) native;
-
-  static bool _hasNumericMode(txn) =>
-      JS('bool', 'typeof(#.mode) === "number"', txn);
-
-
-  /// @domName EventTarget.addEventListener, EventTarget.removeEventListener, EventTarget.dispatchEvent; @docsEditable true
-  IDBDatabaseEvents get on =>
-    new IDBDatabaseEvents(this);
-
-  /// @domName IDBDatabase.name; @docsEditable true
-  final String name;
-
-  /// @domName IDBDatabase.objectStoreNames; @docsEditable true
-  @Returns('_DOMStringList') @Creates('_DOMStringList')
-  final List<String> objectStoreNames;
-
-  /// @domName IDBDatabase.version; @docsEditable true
-  final dynamic version;
-
-  /// @domName IDBDatabase.addEventListener; @docsEditable true
-  @JSName('addEventListener')
-  void $dom_addEventListener(String type, EventListener listener, [bool useCapture]) native;
-
-  /// @domName IDBDatabase.close; @docsEditable true
-  void close() native;
-
-  /// @domName IDBDatabase.createObjectStore; @docsEditable true
-  IDBObjectStore createObjectStore(String name, [Map options]) {
-    if (?options) {
-      var options_1 = convertDartToNative_Dictionary(options);
-      return _createObjectStore_1(name, options_1);
-    }
-    return _createObjectStore_2(name);
-  }
-  @JSName('createObjectStore')
-  IDBObjectStore _createObjectStore_1(name, options) native;
-  @JSName('createObjectStore')
-  IDBObjectStore _createObjectStore_2(name) native;
-
-  /// @domName IDBDatabase.deleteObjectStore; @docsEditable true
-  void deleteObjectStore(String name) native;
-
-  /// @domName IDBDatabase.dispatchEvent; @docsEditable true
-  @JSName('dispatchEvent')
-  bool $dom_dispatchEvent(Event evt) native;
-
-  /// @domName IDBDatabase.removeEventListener; @docsEditable true
-  @JSName('removeEventListener')
-  void $dom_removeEventListener(String type, EventListener listener, [bool useCapture]) native;
-
-  /// @domName IDBDatabase.setVersion; @docsEditable true
-  IDBVersionChangeRequest setVersion(String version) native;
-}
-
-// TODO(sra): This should be a static member of IDBTransaction but dart2js
-// can't handle that.  Move it back after dart2js is completely done.
-var _transaction_fn;  // Assigned one of the static methods.
-
-class IDBDatabaseEvents extends Events {
-  IDBDatabaseEvents(EventTarget _ptr) : super(_ptr);
-
-  EventListenerList get abort => this['abort'];
-
-  EventListenerList get error => this['error'];
-
-  EventListenerList get versionChange => this['versionchange'];
-}
-// 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.
-
-
-/// @domName IDBDatabaseException; @docsEditable true
-class IDBDatabaseException native "*IDBDatabaseException" {
-
-  static const int ABORT_ERR = 20;
-
-  static const int CONSTRAINT_ERR = 4;
-
-  static const int DATA_ERR = 5;
-
-  static const int NON_TRANSIENT_ERR = 2;
-
-  static const int NOT_ALLOWED_ERR = 6;
-
-  static const int NOT_FOUND_ERR = 8;
-
-  static const int NO_ERR = 0;
-
-  static const int QUOTA_ERR = 22;
-
-  static const int READ_ONLY_ERR = 9;
-
-  static const int TIMEOUT_ERR = 23;
-
-  static const int TRANSACTION_INACTIVE_ERR = 7;
-
-  static const int UNKNOWN_ERR = 1;
-
-  static const int VER_ERR = 12;
-
-  /// @domName IDBDatabaseException.code; @docsEditable true
-  final int code;
-
-  /// @domName IDBDatabaseException.message; @docsEditable true
-  final String message;
-
-  /// @domName IDBDatabaseException.name; @docsEditable true
-  final String name;
-
-  /// @domName IDBDatabaseException.toString; @docsEditable true
-  String toString() native;
-}
-// 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.
-
-
-/// @domName IDBFactory; @docsEditable true
-class IDBFactory native "*IDBFactory" {
-
-  /// @domName IDBFactory.cmp; @docsEditable true
-  int cmp(/*IDBKey*/ first, /*IDBKey*/ second) {
-    var first_1 = _convertDartToNative_IDBKey(first);
-    var second_2 = _convertDartToNative_IDBKey(second);
-    return _cmp_1(first_1, second_2);
-  }
-  @JSName('cmp')
-  int _cmp_1(first, second) native;
-
-  /// @domName IDBFactory.deleteDatabase; @docsEditable true
-  IDBVersionChangeRequest deleteDatabase(String name) native;
-
-  /// @domName IDBFactory.open; @docsEditable true
-  @Returns('IDBRequest') @Creates('IDBRequest') @Creates('IDBDatabase')
-  IDBOpenDBRequest open(String name, [int version]) native;
-
-  /// @domName IDBFactory.webkitGetDatabaseNames; @docsEditable true
-  IDBRequest webkitGetDatabaseNames() native;
-}
-// 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.
-
-
-/// @domName IDBIndex; @docsEditable true
-class IDBIndex native "*IDBIndex" {
-
-  /// @domName IDBIndex.keyPath; @docsEditable true
-  final dynamic keyPath;
-
-  /// @domName IDBIndex.multiEntry; @docsEditable true
-  final bool multiEntry;
-
-  /// @domName IDBIndex.name; @docsEditable true
-  final String name;
-
-  /// @domName IDBIndex.objectStore; @docsEditable true
-  final IDBObjectStore objectStore;
-
-  /// @domName IDBIndex.unique; @docsEditable true
-  final bool unique;
-
-  /// @domName IDBIndex.count; @docsEditable true
-  IDBRequest count([key_OR_range]) {
-    if (!?key_OR_range) {
-      return _count_1();
-    }
-    if ((?key_OR_range && (key_OR_range is IDBKeyRange || key_OR_range == null))) {
-      return _count_2(key_OR_range);
-    }
-    if (?key_OR_range) {
-      var key_1 = _convertDartToNative_IDBKey(key_OR_range);
-      return _count_3(key_1);
-    }
-    throw new ArgumentError("Incorrect number or type of arguments");
-  }
-  @JSName('count')
-  IDBRequest _count_1() native;
-  @JSName('count')
-  IDBRequest _count_2(IDBKeyRange range) native;
-  @JSName('count')
-  IDBRequest _count_3(key) native;
-
-  /// @domName IDBIndex.get; @docsEditable true
-  IDBRequest get(key) {
-    if ((?key && (key is IDBKeyRange || key == null))) {
-      return _get_1(key);
-    }
-    if (?key) {
-      var key_1 = _convertDartToNative_IDBKey(key);
-      return _get_2(key_1);
-    }
-    throw new ArgumentError("Incorrect number or type of arguments");
-  }
-  @JSName('get')
-  @Returns('IDBRequest') @Creates('IDBRequest') @annotation_Creates_SerializedScriptValue
-  IDBRequest _get_1(IDBKeyRange key) native;
-  @JSName('get')
-  @Returns('IDBRequest') @Creates('IDBRequest') @annotation_Creates_SerializedScriptValue
-  IDBRequest _get_2(key) native;
-
-  /// @domName IDBIndex.getKey; @docsEditable true
-  IDBRequest getKey(key) {
-    if ((?key && (key is IDBKeyRange || key == null))) {
-      return _getKey_1(key);
-    }
-    if (?key) {
-      var key_1 = _convertDartToNative_IDBKey(key);
-      return _getKey_2(key_1);
-    }
-    throw new ArgumentError("Incorrect number or type of arguments");
-  }
-  @JSName('getKey')
-  @Returns('IDBRequest') @Creates('IDBRequest') @annotation_Creates_SerializedScriptValue @Creates('IDBObjectStore')
-  IDBRequest _getKey_1(IDBKeyRange key) native;
-  @JSName('getKey')
-  @Returns('IDBRequest') @Creates('IDBRequest') @annotation_Creates_SerializedScriptValue @Creates('IDBObjectStore')
-  IDBRequest _getKey_2(key) native;
-
-  /// @domName IDBIndex.openCursor; @docsEditable true
-  IDBRequest openCursor([key_OR_range, String direction]) {
-    if (!?key_OR_range &&
-        !?direction) {
-      return _openCursor_1();
-    }
-    if ((?key_OR_range && (key_OR_range is IDBKeyRange || key_OR_range == null)) &&
-        !?direction) {
-      return _openCursor_2(key_OR_range);
-    }
-    if ((?key_OR_range && (key_OR_range is IDBKeyRange || key_OR_range == null))) {
-      return _openCursor_3(key_OR_range, direction);
-    }
-    if (?key_OR_range &&
-        !?direction) {
-      var key_1 = _convertDartToNative_IDBKey(key_OR_range);
-      return _openCursor_4(key_1);
-    }
-    if (?key_OR_range) {
-      var key_2 = _convertDartToNative_IDBKey(key_OR_range);
-      return _openCursor_5(key_2, direction);
-    }
-    throw new ArgumentError("Incorrect number or type of arguments");
-  }
-  @JSName('openCursor')
-  @Returns('IDBRequest') @Creates('IDBRequest') @Creates('IDBCursor')
-  IDBRequest _openCursor_1() native;
-  @JSName('openCursor')
-  @Returns('IDBRequest') @Creates('IDBRequest') @Creates('IDBCursor')
-  IDBRequest _openCursor_2(IDBKeyRange range) native;
-  @JSName('openCursor')
-  @Returns('IDBRequest') @Creates('IDBRequest') @Creates('IDBCursor')
-  IDBRequest _openCursor_3(IDBKeyRange range, direction) native;
-  @JSName('openCursor')
-  @Returns('IDBRequest') @Creates('IDBRequest') @Creates('IDBCursor')
-  IDBRequest _openCursor_4(key) native;
-  @JSName('openCursor')
-  @Returns('IDBRequest') @Creates('IDBRequest') @Creates('IDBCursor')
-  IDBRequest _openCursor_5(key, direction) native;
-
-  /// @domName IDBIndex.openKeyCursor; @docsEditable true
-  IDBRequest openKeyCursor([key_OR_range, String direction]) {
-    if (!?key_OR_range &&
-        !?direction) {
-      return _openKeyCursor_1();
-    }
-    if ((?key_OR_range && (key_OR_range is IDBKeyRange || key_OR_range == null)) &&
-        !?direction) {
-      return _openKeyCursor_2(key_OR_range);
-    }
-    if ((?key_OR_range && (key_OR_range is IDBKeyRange || key_OR_range == null))) {
-      return _openKeyCursor_3(key_OR_range, direction);
-    }
-    if (?key_OR_range &&
-        !?direction) {
-      var key_1 = _convertDartToNative_IDBKey(key_OR_range);
-      return _openKeyCursor_4(key_1);
-    }
-    if (?key_OR_range) {
-      var key_2 = _convertDartToNative_IDBKey(key_OR_range);
-      return _openKeyCursor_5(key_2, direction);
-    }
-    throw new ArgumentError("Incorrect number or type of arguments");
-  }
-  @JSName('openKeyCursor')
-  @Returns('IDBRequest') @Creates('IDBRequest') @Creates('IDBCursor')
-  IDBRequest _openKeyCursor_1() native;
-  @JSName('openKeyCursor')
-  @Returns('IDBRequest') @Creates('IDBRequest') @Creates('IDBCursor')
-  IDBRequest _openKeyCursor_2(IDBKeyRange range) native;
-  @JSName('openKeyCursor')
-  @Returns('IDBRequest') @Creates('IDBRequest') @Creates('IDBCursor')
-  IDBRequest _openKeyCursor_3(IDBKeyRange range, direction) native;
-  @JSName('openKeyCursor')
-  @Returns('IDBRequest') @Creates('IDBRequest') @Creates('IDBCursor')
-  IDBRequest _openKeyCursor_4(key) native;
-  @JSName('openKeyCursor')
-  @Returns('IDBRequest') @Creates('IDBRequest') @Creates('IDBCursor')
-  IDBRequest _openKeyCursor_5(key, direction) native;
-}
-// 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.
-
-
-/// @domName IDBKey; @docsEditable true
-class IDBKey native "*IDBKey" {
-}
-// 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.
-
-
-/// @domName IDBKeyRange
-class IDBKeyRange native "*IDBKeyRange" {
-  /**
-   * @domName IDBKeyRange.only
-   */
-  factory IDBKeyRange.only(/*IDBKey*/ value) =>
-      _IDBKeyRangeFactoryProvider.createIDBKeyRange_only(value);
-
-  /**
-   * @domName IDBKeyRange.lowerBound
-   */
-  factory IDBKeyRange.lowerBound(/*IDBKey*/ bound, [bool open = false]) =>
-      _IDBKeyRangeFactoryProvider.createIDBKeyRange_lowerBound(bound, open);
-
-  /**
-   * @domName IDBKeyRange.upperBound
-   */
-  factory IDBKeyRange.upperBound(/*IDBKey*/ bound, [bool open = false]) =>
-      _IDBKeyRangeFactoryProvider.createIDBKeyRange_upperBound(bound, open);
-
-  /**
-   * @domName IDBKeyRange.bound
-   */
-  factory IDBKeyRange.bound(/*IDBKey*/ lower, /*IDBKey*/ upper,
-                            [bool lowerOpen = false, bool upperOpen = false]) =>
-      _IDBKeyRangeFactoryProvider.createIDBKeyRange_bound(
-          lower, upper, lowerOpen, upperOpen);
-
-
-  /// @domName IDBKeyRange.lower; @docsEditable true
-  dynamic get lower => _convertNativeToDart_IDBKey(this._lower);
-  @JSName('lower')
-  final dynamic _lower;
-
-  /// @domName IDBKeyRange.lowerOpen; @docsEditable true
-  final bool lowerOpen;
-
-  /// @domName IDBKeyRange.upper; @docsEditable true
-  dynamic get upper => _convertNativeToDart_IDBKey(this._upper);
-  @JSName('upper')
-  final dynamic _upper;
-
-  /// @domName IDBKeyRange.upperOpen; @docsEditable true
-  final bool upperOpen;
-
-  /// @domName IDBKeyRange.bound_; @docsEditable true
-  static IDBKeyRange bound_(/*IDBKey*/ lower, /*IDBKey*/ upper, [bool lowerOpen, bool upperOpen]) {
-    if (?upperOpen) {
-      var lower_1 = _convertDartToNative_IDBKey(lower);
-      var upper_2 = _convertDartToNative_IDBKey(upper);
-      return _bound__1(lower_1, upper_2, lowerOpen, upperOpen);
-    }
-    if (?lowerOpen) {
-      var lower_3 = _convertDartToNative_IDBKey(lower);
-      var upper_4 = _convertDartToNative_IDBKey(upper);
-      return _bound__2(lower_3, upper_4, lowerOpen);
-    }
-    var lower_5 = _convertDartToNative_IDBKey(lower);
-    var upper_6 = _convertDartToNative_IDBKey(upper);
-    return _bound__3(lower_5, upper_6);
-  }
-  @JSName('bound')
-  static IDBKeyRange _bound__1(lower, upper, lowerOpen, upperOpen) native;
-  @JSName('bound')
-  static IDBKeyRange _bound__2(lower, upper, lowerOpen) native;
-  @JSName('bound')
-  static IDBKeyRange _bound__3(lower, upper) native;
-
-  /// @domName IDBKeyRange.lowerBound_; @docsEditable true
-  static IDBKeyRange lowerBound_(/*IDBKey*/ bound, [bool open]) {
-    if (?open) {
-      var bound_1 = _convertDartToNative_IDBKey(bound);
-      return _lowerBound__1(bound_1, open);
-    }
-    var bound_2 = _convertDartToNative_IDBKey(bound);
-    return _lowerBound__2(bound_2);
-  }
-  @JSName('lowerBound')
-  static IDBKeyRange _lowerBound__1(bound, open) native;
-  @JSName('lowerBound')
-  static IDBKeyRange _lowerBound__2(bound) native;
-
-  /// @domName IDBKeyRange.only_; @docsEditable true
-  static IDBKeyRange only_(/*IDBKey*/ value) {
-    var value_1 = _convertDartToNative_IDBKey(value);
-    return _only__1(value_1);
-  }
-  @JSName('only')
-  static IDBKeyRange _only__1(value) native;
-
-  /// @domName IDBKeyRange.upperBound_; @docsEditable true
-  static IDBKeyRange upperBound_(/*IDBKey*/ bound, [bool open]) {
-    if (?open) {
-      var bound_1 = _convertDartToNative_IDBKey(bound);
-      return _upperBound__1(bound_1, open);
-    }
-    var bound_2 = _convertDartToNative_IDBKey(bound);
-    return _upperBound__2(bound_2);
-  }
-  @JSName('upperBound')
-  static IDBKeyRange _upperBound__1(bound, open) native;
-  @JSName('upperBound')
-  static IDBKeyRange _upperBound__2(bound) native;
-
-}
-// 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.
-
-
-/// @domName IDBObjectStore; @docsEditable true
-class IDBObjectStore native "*IDBObjectStore" {
-
-  /// @domName IDBObjectStore.autoIncrement; @docsEditable true
-  final bool autoIncrement;
-
-  /// @domName IDBObjectStore.indexNames; @docsEditable true
-  @Returns('_DOMStringList') @Creates('_DOMStringList')
-  final List<String> indexNames;
-
-  /// @domName IDBObjectStore.keyPath; @docsEditable true
-  final dynamic keyPath;
-
-  /// @domName IDBObjectStore.name; @docsEditable true
-  final String name;
-
-  /// @domName IDBObjectStore.transaction; @docsEditable true
-  final IDBTransaction transaction;
-
-  /// @domName IDBObjectStore.add; @docsEditable true
-  IDBRequest add(/*any*/ value, [/*IDBKey*/ key]) {
-    if (?key) {
-      var value_1 = convertDartToNative_SerializedScriptValue(value);
-      var key_2 = _convertDartToNative_IDBKey(key);
-      return _add_1(value_1, key_2);
-    }
-    var value_3 = convertDartToNative_SerializedScriptValue(value);
-    return _add_2(value_3);
-  }
-  @JSName('add')
-  @Returns('IDBRequest') @Creates('IDBRequest') @_annotation_Creates_IDBKey
-  IDBRequest _add_1(value, key) native;
-  @JSName('add')
-  @Returns('IDBRequest') @Creates('IDBRequest') @_annotation_Creates_IDBKey
-  IDBRequest _add_2(value) native;
-
-  /// @domName IDBObjectStore.clear; @docsEditable true
-  IDBRequest clear() native;
-
-  /// @domName IDBObjectStore.count; @docsEditable true
-  IDBRequest count([key_OR_range]) {
-    if (!?key_OR_range) {
-      return _count_1();
-    }
-    if ((?key_OR_range && (key_OR_range is IDBKeyRange || key_OR_range == null))) {
-      return _count_2(key_OR_range);
-    }
-    if (?key_OR_range) {
-      var key_1 = _convertDartToNative_IDBKey(key_OR_range);
-      return _count_3(key_1);
-    }
-    throw new ArgumentError("Incorrect number or type of arguments");
-  }
-  @JSName('count')
-  IDBRequest _count_1() native;
-  @JSName('count')
-  IDBRequest _count_2(IDBKeyRange range) native;
-  @JSName('count')
-  IDBRequest _count_3(key) native;
-
-  /// @domName IDBObjectStore.createIndex; @docsEditable true
-  IDBIndex createIndex(String name, keyPath, [Map options]) {
-    if ((?keyPath && (keyPath is List<String> || keyPath == null)) &&
-        !?options) {
-      List keyPath_1 = convertDartToNative_StringArray(keyPath);
-      return _createIndex_1(name, keyPath_1);
-    }
-    if ((?keyPath && (keyPath is List<String> || keyPath == null))) {
-      List keyPath_2 = convertDartToNative_StringArray(keyPath);
-      var options_3 = convertDartToNative_Dictionary(options);
-      return _createIndex_2(name, keyPath_2, options_3);
-    }
-    if ((?keyPath && (keyPath is String || keyPath == null)) &&
-        !?options) {
-      return _createIndex_3(name, keyPath);
-    }
-    if ((?keyPath && (keyPath is String || keyPath == null))) {
-      var options_4 = convertDartToNative_Dictionary(options);
-      return _createIndex_4(name, keyPath, options_4);
-    }
-    throw new ArgumentError("Incorrect number or type of arguments");
-  }
-  @JSName('createIndex')
-  IDBIndex _createIndex_1(name, List keyPath) native;
-  @JSName('createIndex')
-  IDBIndex _createIndex_2(name, List keyPath, options) native;
-  @JSName('createIndex')
-  IDBIndex _createIndex_3(name, String keyPath) native;
-  @JSName('createIndex')
-  IDBIndex _createIndex_4(name, String keyPath, options) native;
-
-  /// @domName IDBObjectStore.delete; @docsEditable true
-  IDBRequest delete(key_OR_keyRange) {
-    if ((?key_OR_keyRange && (key_OR_keyRange is IDBKeyRange || key_OR_keyRange == null))) {
-      return _delete_1(key_OR_keyRange);
-    }
-    if (?key_OR_keyRange) {
-      var key_1 = _convertDartToNative_IDBKey(key_OR_keyRange);
-      return _delete_2(key_1);
-    }
-    throw new ArgumentError("Incorrect number or type of arguments");
-  }
-  @JSName('delete')
-  IDBRequest _delete_1(IDBKeyRange keyRange) native;
-  @JSName('delete')
-  IDBRequest _delete_2(key) native;
-
-  /// @domName IDBObjectStore.deleteIndex; @docsEditable true
-  void deleteIndex(String name) native;
-
-  /// @domName IDBObjectStore.getObject; @docsEditable true
-  IDBRequest getObject(key) {
-    if ((?key && (key is IDBKeyRange || key == null))) {
-      return _getObject_1(key);
-    }
-    if (?key) {
-      var key_1 = _convertDartToNative_IDBKey(key);
-      return _getObject_2(key_1);
-    }
-    throw new ArgumentError("Incorrect number or type of arguments");
-  }
-  @JSName('get')
-  @Returns('IDBRequest') @Creates('IDBRequest') @annotation_Creates_SerializedScriptValue
-  IDBRequest _getObject_1(IDBKeyRange key) native;
-  @JSName('get')
-  @Returns('IDBRequest') @Creates('IDBRequest') @annotation_Creates_SerializedScriptValue
-  IDBRequest _getObject_2(key) native;
-
-  /// @domName IDBObjectStore.index; @docsEditable true
-  IDBIndex index(String name) native;
-
-  /// @domName IDBObjectStore.openCursor; @docsEditable true
-  IDBRequest openCursor([key_OR_range, String direction]) {
-    if (!?key_OR_range &&
-        !?direction) {
-      return _openCursor_1();
-    }
-    if ((?key_OR_range && (key_OR_range is IDBKeyRange || key_OR_range == null)) &&
-        !?direction) {
-      return _openCursor_2(key_OR_range);
-    }
-    if ((?key_OR_range && (key_OR_range is IDBKeyRange || key_OR_range == null))) {
-      return _openCursor_3(key_OR_range, direction);
-    }
-    if (?key_OR_range &&
-        !?direction) {
-      var key_1 = _convertDartToNative_IDBKey(key_OR_range);
-      return _openCursor_4(key_1);
-    }
-    if (?key_OR_range) {
-      var key_2 = _convertDartToNative_IDBKey(key_OR_range);
-      return _openCursor_5(key_2, direction);
-    }
-    throw new ArgumentError("Incorrect number or type of arguments");
-  }
-  @JSName('openCursor')
-  @Returns('IDBRequest') @Creates('IDBRequest') @Creates('IDBCursor')
-  IDBRequest _openCursor_1() native;
-  @JSName('openCursor')
-  @Returns('IDBRequest') @Creates('IDBRequest') @Creates('IDBCursor')
-  IDBRequest _openCursor_2(IDBKeyRange range) native;
-  @JSName('openCursor')
-  @Returns('IDBRequest') @Creates('IDBRequest') @Creates('IDBCursor')
-  IDBRequest _openCursor_3(IDBKeyRange range, direction) native;
-  @JSName('openCursor')
-  @Returns('IDBRequest') @Creates('IDBRequest') @Creates('IDBCursor')
-  IDBRequest _openCursor_4(key) native;
-  @JSName('openCursor')
-  @Returns('IDBRequest') @Creates('IDBRequest') @Creates('IDBCursor')
-  IDBRequest _openCursor_5(key, direction) native;
-
-  /// @domName IDBObjectStore.put; @docsEditable true
-  IDBRequest put(/*any*/ value, [/*IDBKey*/ key]) {
-    if (?key) {
-      var value_1 = convertDartToNative_SerializedScriptValue(value);
-      var key_2 = _convertDartToNative_IDBKey(key);
-      return _put_1(value_1, key_2);
-    }
-    var value_3 = convertDartToNative_SerializedScriptValue(value);
-    return _put_2(value_3);
-  }
-  @JSName('put')
-  @Returns('IDBRequest') @Creates('IDBRequest') @_annotation_Creates_IDBKey
-  IDBRequest _put_1(value, key) native;
-  @JSName('put')
-  @Returns('IDBRequest') @Creates('IDBRequest') @_annotation_Creates_IDBKey
-  IDBRequest _put_2(value) native;
-}
-// 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.
-
-
-/// @domName IDBOpenDBRequest; @docsEditable true
-class IDBOpenDBRequest extends IDBRequest implements EventTarget native "*IDBOpenDBRequest" {
-
-  /// @domName EventTarget.addEventListener, EventTarget.removeEventListener, EventTarget.dispatchEvent; @docsEditable true
-  IDBOpenDBRequestEvents get on =>
-    new IDBOpenDBRequestEvents(this);
-}
-
-class IDBOpenDBRequestEvents extends IDBRequestEvents {
-  IDBOpenDBRequestEvents(EventTarget _ptr) : super(_ptr);
-
-  EventListenerList get blocked => this['blocked'];
-
-  EventListenerList get upgradeNeeded => this['upgradeneeded'];
-}
-// 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.
-
-
-/// @domName IDBRequest; @docsEditable true
-class IDBRequest extends EventTarget native "*IDBRequest" {
-
-  /// @domName EventTarget.addEventListener, EventTarget.removeEventListener, EventTarget.dispatchEvent; @docsEditable true
-  IDBRequestEvents get on =>
-    new IDBRequestEvents(this);
-
-  /// @domName IDBRequest.error; @docsEditable true
-  final DOMError error;
-
-  /// @domName IDBRequest.errorCode; @docsEditable true
-  final int errorCode;
-
-  /// @domName IDBRequest.readyState; @docsEditable true
-  final String readyState;
-
-  /// @domName IDBRequest.result; @docsEditable true
-  dynamic get result => _convertNativeToDart_IDBAny(this._result);
-  @JSName('result')
-  @Creates('Null')
-  final dynamic _result;
-
-  /// @domName IDBRequest.source; @docsEditable true
-  @Creates('Null')
-  final dynamic source;
-
-  /// @domName IDBRequest.transaction; @docsEditable true
-  final IDBTransaction transaction;
-
-  /// @domName IDBRequest.webkitErrorMessage; @docsEditable true
-  final String webkitErrorMessage;
-
-  /// @domName IDBRequest.addEventListener; @docsEditable true
-  @JSName('addEventListener')
-  void $dom_addEventListener(String type, EventListener listener, [bool useCapture]) native;
-
-  /// @domName IDBRequest.dispatchEvent; @docsEditable true
-  @JSName('dispatchEvent')
-  bool $dom_dispatchEvent(Event evt) native;
-
-  /// @domName IDBRequest.removeEventListener; @docsEditable true
-  @JSName('removeEventListener')
-  void $dom_removeEventListener(String type, EventListener listener, [bool useCapture]) native;
-}
-
-class IDBRequestEvents extends Events {
-  IDBRequestEvents(EventTarget _ptr) : super(_ptr);
-
-  EventListenerList get error => this['error'];
-
-  EventListenerList get success => this['success'];
-}
-// 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.
-
-
-/// @domName IDBTransaction; @docsEditable true
-class IDBTransaction extends EventTarget native "*IDBTransaction" {
-
-  /// @domName EventTarget.addEventListener, EventTarget.removeEventListener, EventTarget.dispatchEvent; @docsEditable true
-  IDBTransactionEvents get on =>
-    new IDBTransactionEvents(this);
-
-  static const int READ_ONLY = 0;
-
-  static const int READ_WRITE = 1;
-
-  static const int VERSION_CHANGE = 2;
-
-  /// @domName IDBTransaction.db; @docsEditable true
-  final IDBDatabase db;
-
-  /// @domName IDBTransaction.error; @docsEditable true
-  final DOMError error;
-
-  /// @domName IDBTransaction.mode; @docsEditable true
-  final String mode;
-
-  /// @domName IDBTransaction.abort; @docsEditable true
-  void abort() native;
-
-  /// @domName IDBTransaction.addEventListener; @docsEditable true
-  @JSName('addEventListener')
-  void $dom_addEventListener(String type, EventListener listener, [bool useCapture]) native;
-
-  /// @domName IDBTransaction.dispatchEvent; @docsEditable true
-  @JSName('dispatchEvent')
-  bool $dom_dispatchEvent(Event evt) native;
-
-  /// @domName IDBTransaction.objectStore; @docsEditable true
-  IDBObjectStore objectStore(String name) native;
-
-  /// @domName IDBTransaction.removeEventListener; @docsEditable true
-  @JSName('removeEventListener')
-  void $dom_removeEventListener(String type, EventListener listener, [bool useCapture]) native;
-}
-
-class IDBTransactionEvents extends Events {
-  IDBTransactionEvents(EventTarget _ptr) : super(_ptr);
-
-  EventListenerList get abort => this['abort'];
-
-  EventListenerList get complete => this['complete'];
-
-  EventListenerList get error => this['error'];
-}
-// 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.
-
-
-/// @domName IDBVersionChangeEvent; @docsEditable true
-class IDBUpgradeNeededEvent extends Event native "*IDBVersionChangeEvent" {
-
-  /// @domName IDBVersionChangeEvent.newVersion; @docsEditable true
-  final int newVersion;
-
-  /// @domName IDBVersionChangeEvent.oldVersion; @docsEditable true
-  final int oldVersion;
-}
-// 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.
-
-
-/// @domName IDBVersionChangeEvent; @docsEditable true
-class IDBVersionChangeEvent extends Event native "*IDBVersionChangeEvent" {
-
-  /// @domName IDBVersionChangeEvent.version; @docsEditable true
-  final String version;
-}
-// 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.
-
-
-/// @domName IDBVersionChangeRequest; @docsEditable true
-class IDBVersionChangeRequest extends IDBRequest implements EventTarget native "*IDBVersionChangeRequest" {
-
-  /// @domName EventTarget.addEventListener, EventTarget.removeEventListener, EventTarget.dispatchEvent; @docsEditable true
-  IDBVersionChangeRequestEvents get on =>
-    new IDBVersionChangeRequestEvents(this);
-}
-
-class IDBVersionChangeRequestEvents extends IDBRequestEvents {
-  IDBVersionChangeRequestEvents(EventTarget _ptr) : super(_ptr);
-
-  EventListenerList get blocked => this['blocked'];
-}
-// 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.
-
-
 /// @domName HTMLIFrameElement; @docsEditable true
 class IFrameElement extends Element implements Element native "*HTMLIFrameElement" {
 
   factory IFrameElement() => document.$dom_createElement("iframe");
 
   /// @domName HTMLIFrameElement.align; @docsEditable true
   String align;
 
   /// @domName HTMLIFrameElement.contentWindow; @docsEditable true
   Window get contentWindow => _convertNativeToDart_Window(this._contentWindow);
@@ skipping 1145 matching lines @@
    $this.requestAnimationFrame = function(callback) {
       return window.setTimeout(function() {
         callback(Date.now());
       }, 16 /* 16ms ~= 60fps */);
    };
    $this.cancelAnimationFrame = function(id) { clearTimeout(id); }
   })(#)""",
        this);
   }
 
-  IDBFactory get indexedDB =>
-      JS('IDBFactory',
+  IdbFactory get indexedDB =>
+      JS('IdbFactory',
          '#.indexedDB || #.webkitIndexedDB || #.mozIndexedDB',
          this, this, this);
 
   /**
    * Lookup a port by its [name].  Return null if no port is
    * registered under [name].
    */
   SendPortSync lookupPort(String name) {
     var port = JSON.parse(document.documentElement.attributes['dart-port:$name']);
     return _deserialize(port);
@@ skipping 146 matching lines @@
 
   /// @domName Window.toolbar; @docsEditable true
   final BarInfo toolbar;
 
   /// @domName Window.top; @docsEditable true
   Window get top => _convertNativeToDart_Window(this._top);
   @JSName('top')
   @Creates('LocalWindow|=Object') @Returns('LocalWindow|=Object')
   final dynamic _top;
 
-  /// @domName DOMWindow.webkitIndexedDB; @docsEditable true
-  final IDBFactory webkitIndexedDB;
-
   /// @domName DOMWindow.webkitNotifications; @docsEditable true
   final NotificationCenter webkitNotifications;
 
   /// @domName DOMWindow.webkitStorageInfo; @docsEditable true
   final StorageInfo webkitStorageInfo;
 
   /// @domName Window.window; @docsEditable true
   Window get window => _convertNativeToDart_Window(this._window);
   @JSName('window')
   @Creates('LocalWindow|=Object') @Returns('LocalWindow|=Object')
@@ skipping 8005 matching lines @@
 class WorkerEvents extends AbstractWorkerEvents {
   WorkerEvents(EventTarget _ptr) : super(_ptr);
 
   EventListenerList get message => this['message'];
 }
 // 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.
 
 
-/// @domName WorkerContext; @docsEditable true
+/// @domName WorkerContext
 class WorkerContext extends EventTarget native "*WorkerContext" {
 
   /// @domName EventTarget.addEventListener, EventTarget.removeEventListener, EventTarget.dispatchEvent; @docsEditable true
   WorkerContextEvents get on =>
     new WorkerContextEvents(this);
 
   static const int PERSISTENT = 1;
 
   static const int TEMPORARY = 0;
 
-  /// @domName WorkerContext.indexedDB; @docsEditable true
-  final IDBFactory indexedDB;
-
   /// @domName WorkerContext.location; @docsEditable true
   final WorkerLocation location;
 
   /// @domName WorkerContext.navigator; @docsEditable true
   final WorkerNavigator navigator;
 
   /// @domName WorkerContext.self; @docsEditable true
   final WorkerContext self;
 
-  /// @domName WorkerContext.webkitIndexedDB; @docsEditable true
-  final IDBFactory webkitIndexedDB;
-
   /// @domName WorkerContext.webkitNotifications; @docsEditable true
   final NotificationCenter webkitNotifications;
 
   /// @domName WorkerContext.addEventListener; @docsEditable true
   @JSName('addEventListener')
   void $dom_addEventListener(String type, EventListener listener, [bool useCapture]) native;
 
   /// @domName WorkerContext.clearInterval; @docsEditable true
   void clearInterval(int handle) native;
 
@@ skipping 32 matching lines @@
   /// @domName WorkerContext.webkitRequestFileSystemSync; @docsEditable true
   DOMFileSystemSync webkitRequestFileSystemSync(int type, int size) native;
 
   /// @domName WorkerContext.webkitResolveLocalFileSystemSyncURL; @docsEditable true
   @JSName('webkitResolveLocalFileSystemSyncURL')
   EntrySync webkitResolveLocalFileSystemSyncUrl(String url) native;
 
   /// @domName WorkerContext.webkitResolveLocalFileSystemURL; @docsEditable true
   @JSName('webkitResolveLocalFileSystemURL')
   void webkitResolveLocalFileSystemUrl(String url, EntryCallback successCallback, [ErrorCallback errorCallback]) native;
+
+
+  IdbFactory get indexedDB =>
+      JS('IdbFactory',
+         '#.indexedDB || #.webkitIndexedDB || #.mozIndexedDB',
+         this, this, this);
 }
 
 class WorkerContextEvents extends Events {
   WorkerContextEvents(EventTarget _ptr) : super(_ptr);
 
   EventListenerList get error => this['error'];
 }
 // 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 4452 matching lines @@
 
 // We can get rid of this conversion if _TypedImageData implements the fields
 // with native names.
 _convertDartToNative_ImageData(ImageData imageData) {
   if (imageData is _TypedImageData) {
     return JS('', '{data: #, height: #, width: #}',
         imageData.data, imageData.height, imageData.width);
   }
   return imageData;
 }
-
-
-// -----------------------------------------------------------------------------
-
-/**
- * Converts a native IDBKey into a Dart object.
- *
- * May return the original input.  May mutate the original input (but will be
- * idempotent if mutation occurs).  It is assumed that this conversion happens
- * on native IDBKeys on all paths that return IDBKeys from native DOM calls.
- *
- * If necessary, JavaScript Dates are converted into Dart Dates.
- */
-_convertNativeToDart_IDBKey(nativeKey) {
-  containsDate(object) {
-    if (isJavaScriptDate(object)) return true;
-    if (object is List) {
-      for (int i = 0; i < object.length; i++) {
-        if (containsDate(object[i])) return true;
-      }
-    }
-    return false;  // number, string.
-  }
-  if (containsDate(nativeKey)) {
-    throw new UnimplementedError('IDBKey containing Date');
-  }
-  // TODO: Cache conversion somewhere?
-  return nativeKey;
-}
-
-/**
- * Converts a Dart object into a valid IDBKey.
- *
- * May return the original input.  Does not mutate input.
- *
- * If necessary, [dartKey] may be copied to ensure all lists are converted into
- * JavaScript Arrays and Dart Dates into JavaScript Dates.
- */
-_convertDartToNative_IDBKey(dartKey) {
-  // TODO: Implement.
-  return dartKey;
-}
-
-
-
-/// May modify original.  If so, action is idempotent.
-_convertNativeToDart_IDBAny(object) {
-  return convertNativeToDart_AcceptStructuredClone(object, mustCopy: false);
-}
-
-
-const String _idbKey = '=List|=Object|num|String';  // TODO(sra): Add Date.
-const _annotation_Creates_IDBKey = const Creates(_idbKey);
-const _annotation_Returns_IDBKey = const Returns(_idbKey);
 // 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.
 
 
 // TODO(vsm): Unify with Dartium version.
 class _DOMWindowCrossFrame implements Window {
   // Private window.  Note, this is a window in another frame, so it
   // cannot be typed as "Window" as its prototype is not patched
   // properly.  Its fields and methods can only be accessed via JavaScript.
@@ skipping 202 matching lines @@
 
 class _WebSocketFactoryProvider {
   static WebSocket createWebSocket(String url) =>
       JS('WebSocket', 'new WebSocket(#)', url);
 }
 
 class _TextFactoryProvider {
   static Text createText(String data) =>
       JS('Text', 'document.createTextNode(#)', data);
 }
-// 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.
-
-
-class _IDBKeyRangeFactoryProvider {
-
-  static IDBKeyRange createIDBKeyRange_only(/*IDBKey*/ value) =>
-      _only(_class(), _translateKey(value));
-
-  static IDBKeyRange createIDBKeyRange_lowerBound(
-      /*IDBKey*/ bound, [bool open = false]) =>
-      _lowerBound(_class(), _translateKey(bound), open);
-
-  static IDBKeyRange createIDBKeyRange_upperBound(
-      /*IDBKey*/ bound, [bool open = false]) =>
-      _upperBound(_class(), _translateKey(bound), open);
-
-  static IDBKeyRange createIDBKeyRange_bound(/*IDBKey*/ lower, /*IDBKey*/ upper,
-      [bool lowerOpen = false, bool upperOpen = false]) =>
-      _bound(_class(), _translateKey(lower), _translateKey(upper),
-             lowerOpen, upperOpen);
-
-  static var _cachedClass;
-
-  static _class() {
-    if (_cachedClass != null) return _cachedClass;
-    return _cachedClass = _uncachedClass();
-  }
-
-  static _uncachedClass() =>
-    JS('var',
-       '''window.webkitIDBKeyRange || window.mozIDBKeyRange ||
-          window.msIDBKeyRange || window.IDBKeyRange''');
-
-  static _translateKey(idbkey) => idbkey;  // TODO: fixme.
-
-  static IDBKeyRange _only(cls, value) =>
-       JS('IDBKeyRange', '#.only(#)', cls, value);
-
-  static IDBKeyRange _lowerBound(cls, bound, open) =>
-       JS('IDBKeyRange', '#.lowerBound(#, #)', cls, bound, open);
-
-  static IDBKeyRange _upperBound(cls, bound, open) =>
-       JS('IDBKeyRange', '#.upperBound(#, #)', cls, bound, open);
-
-  static IDBKeyRange _bound(cls, lower, upper, lowerOpen, upperOpen) =>
-       JS('IDBKeyRange', '#.bound(#, #, #, #)',
-          cls, lower, upper, lowerOpen, upperOpen);
-}
 // Copyright (c) 2011, 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.
 
 
 // On Firefox 11, the object obtained from 'window.location' is very strange.
 // It can't be monkey-patched and seems immune to putting methods on
 // Object.prototype.  We are forced to wrap the object.
 
 class _LocationWrapper implements LocalLocation {
@@ skipping 346 matching lines @@
     if (length < 0) throw new ArgumentError('length');
     if (start < 0) throw new RangeError.value(start);
     int end = start + length;
     if (end > a.length) throw new RangeError.value(end);
     for (int i = start; i < end; i++) {
       accumulator.add(a[i]);
     }
     return accumulator;
   }
 }