Remove unused code and templates.

lib/dom/src/native_FactoryProviders.dart

-// 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.
-
-// These factory providers are for interfaces that do not have factory providers
-// generated automatically from a Constructor or NamedConstructor extended
-// attribute.
-
-class _AudioContextFactoryProvider {
-  factory AudioContext() => FactoryProviderImplementation.createAudioContext();
-}
-
-class _TypedArrayFactoryProvider {
-  factory Float32Array(int length) => FactoryProviderImplementation.F32(length);
-  factory Float32Array.fromList(List<num> list) => FactoryProviderImplementation.F32(list);
-  factory Float32Array.fromBuffer(ArrayBuffer buffer, [int byteOffset, int length]) =>
-      FactoryProviderImplementation.F32(buffer, byteOffset, length);
-
-  factory Float64Array(int length) => FactoryProviderImplementation.F64(length);
-  factory Float64Array.fromList(List<num> list) => FactoryProviderImplementation.F64(list);
-  factory Float64Array.fromBuffer(ArrayBuffer buffer, [int byteOffset, int length])
-      => FactoryProviderImplementation.F64(buffer, byteOffset, length);
-
-  factory Int8Array(int length) => FactoryProviderImplementation.I8(length);
-  factory Int8Array.fromList(List<num> list) => FactoryProviderImplementation.I8(list);
-  factory Int8Array.fromBuffer(ArrayBuffer buffer, [int byteOffset, int length])
-      => FactoryProviderImplementation.I8(buffer, byteOffset, length);
-
-  factory Int16Array(int length) => FactoryProviderImplementation.I16(length);
-  factory Int16Array.fromList(List<num> list) => FactoryProviderImplementation.I16(list);
-  factory Int16Array.fromBuffer(ArrayBuffer buffer, [int byteOffset, int length])
-      => FactoryProviderImplementation.I16(buffer, byteOffset, length);
-
-  factory Int32Array(int length) => FactoryProviderImplementation.I32(length);
-  factory Int32Array.fromList(List<num> list) => FactoryProviderImplementation.I32(list);
-  factory Int32Array.fromBuffer(ArrayBuffer buffer, [int byteOffset, int length])
-      => FactoryProviderImplementation.I32(buffer, byteOffset, length);
-
-  factory Uint8Array(int length) => FactoryProviderImplementation.U8(length);
-  factory Uint8Array.fromList(List<num> list) => FactoryProviderImplementation.U8(list);
-  factory Uint8Array.fromBuffer(ArrayBuffer buffer, [int byteOffset, int length])
-      => FactoryProviderImplementation.U8(buffer, byteOffset, length);
-
-  factory Uint8ClampedArray(int length) => FactoryProviderImplementation.U8C(length);
-  factory Uint8ClampedArray.fromList(List<num> list) => FactoryProviderImplementation.U8C(list);
-  factory Uint8ClampedArray.fromBuffer(ArrayBuffer buffer, [int byteOffset, int length])
-      => FactoryProviderImplementation.U8C(buffer, byteOffset, length);
-
-  factory Uint16Array(int length) => FactoryProviderImplementation.U16(length);
-  factory Uint16Array.fromList(List<num> list) => FactoryProviderImplementation.U16(list);
-  factory Uint16Array.fromBuffer(ArrayBuffer buffer, [int byteOffset, int length])
-      => FactoryProviderImplementation.U16(buffer, byteOffset, length);
-
-  factory Uint32Array(int length) => FactoryProviderImplementation.U32(length);
-  factory Uint32Array.fromList(List<num> list) => FactoryProviderImplementation.U32(list);
-  factory Uint32Array.fromBuffer(ArrayBuffer buffer, [int byteOffset, int length])
-      => FactoryProviderImplementation.U32(buffer, byteOffset, length);
-}
-
-class _WebKitPointFactoryProvider {
-  factory WebKitPoint(num x, num y) => FactoryProviderImplementation.createWebKitPoint(x, y);
-}
-
-class _WebSocketFactoryProvider {
-  factory WebSocket(String url) => FactoryProviderImplementation.createWebSocket(url);
-}
-
-class _IDBKeyRangeFactoryProvider {
-
-  factory IDBKeyRange.only(/*IDBKey*/ value) =>
-      FactoryProviderImplementation.IDBKeyRange_only(value);
-
-  factory IDBKeyRange.lowerBound(/*IDBKey*/ bound, [bool open = false]) =>
-      FactoryProviderImplementation.IDBKeyRange_lowerBound(bound, open);
-
-  factory IDBKeyRange.upperBound(/*IDBKey*/ bound, [bool open = false]) =>
-      FactoryProviderImplementation.IDBKeyRange_upperBound(bound, open);
-
-  factory IDBKeyRange.bound(/*IDBKey*/ lower, /*IDBKey*/ upper,
-                            [bool lowerOpen = false, bool upperOpen = false]) =>
-      FactoryProviderImplementation.IDBKeyRange_bound(lower, upper,
-                                                      lowerOpen, upperOpen);
-}