Fix DataView constructor and byte accessors.

lib/dom/frog/dom_frog.dart

Index: lib/dom/frog/dom_frog.dart
diff --git a/lib/dom/frog/dom_frog.dart b/lib/dom/frog/dom_frog.dart
index e70dd2272a14f82f208f995eed85a62400984399..5cba2b2fa7ee21a616b19fcfbb76d35bf7193933 100644
--- a/lib/dom/frog/dom_frog.dart
+++ b/lib/dom/frog/dom_frog.dart
@@ -1497,13 +1497,13 @@ class _DataViewJs extends _ArrayBufferViewJs implements DataView native "*DataVi
 
   int getInt32(int byteOffset, [bool littleEndian = null]) native;
 
-  Object getInt8() native;
+  int getInt8(int byteOffset) native;
 
   int getUint16(int byteOffset, [bool littleEndian = null]) native;
 
   int getUint32(int byteOffset, [bool littleEndian = null]) native;
 
-  Object getUint8() native;
+  int getUint8(int byteOffset) native;
 
   void setFloat32(int byteOffset, num value, [bool littleEndian = null]) native;
 
@@ -1513,13 +1513,13 @@ class _DataViewJs extends _ArrayBufferViewJs implements DataView native "*DataVi
 
   void setInt32(int byteOffset, int value, [bool littleEndian = null]) native;
 
-  void setInt8() native;
+  void setInt8(int byteOffset, int value) native;
 
   void setUint16(int byteOffset, int value, [bool littleEndian = null]) native;
 
   void setUint32(int byteOffset, int value, [bool littleEndian = null]) native;
 
-  void setUint8() native;
+  void setUint8(int byteOffset, int value) native;
 }
 
 class _DatabaseJs extends _DOMTypeJs implements Database native "*Database" {
@@ -11947,6 +11947,14 @@ class _DOMURLFactoryProvider {
 // 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 _DataViewFactoryProvider {
+  factory DataView(ArrayBuffer buffer, [int byteOffset = null, int byteLength = null]) native
+      '''return new DataView(buffer, byteOffset, byteLength);''';
+}
+// 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 _DeprecatedPeerConnectionFactoryProvider {
   factory DeprecatedPeerConnection(String serverConfiguration, SignalingCallback signalingCallback) native
       '''return new DeprecatedPeerConnection(serverConfiguration, signalingCallback);''';
@@ -13929,7 +13937,9 @@ interface DataTransferItemList {
 
 // WARNING: Do not edit - generated code.
 
-interface DataView extends ArrayBufferView {
+interface DataView extends ArrayBufferView default _DataViewFactoryProvider {
+
+  DataView(ArrayBuffer buffer, [int byteOffset, int byteLength]);
 
   num getFloat32(int byteOffset, [bool littleEndian]);
 
@@ -13939,13 +13949,13 @@ interface DataView extends ArrayBufferView {
 
   int getInt32(int byteOffset, [bool littleEndian]);
 
-  Object getInt8();
+  int getInt8(int byteOffset);
 
   int getUint16(int byteOffset, [bool littleEndian]);
 
   int getUint32(int byteOffset, [bool littleEndian]);
 
-  Object getUint8();
+  int getUint8(int byteOffset);
 
   void setFloat32(int byteOffset, num value, [bool littleEndian]);
 
@@ -13955,13 +13965,13 @@ interface DataView extends ArrayBufferView {
 
   void setInt32(int byteOffset, int value, [bool littleEndian]);
 
-  void setInt8();
+  void setInt8(int byteOffset, int value);
 
   void setUint16(int byteOffset, int value, [bool littleEndian]);
 
   void setUint32(int byteOffset, int value, [bool littleEndian]);
 
-  void setUint8();
+  void setUint8(int byteOffset, int 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