Implement typed array constructors.

client/dom/src/_FactoryProviders.dart

Index: client/dom/src/_FactoryProviders.dart
diff --git a/client/dom/src/_FactoryProviders.dart b/client/dom/src/_FactoryProviders.dart
index aa4316f8ac29a5c94337b056fc6ce6a87c113d69..8589e09c77742b3ce9d507ed858899c760da5cf3 100644
--- a/client/dom/src/_FactoryProviders.dart
+++ b/client/dom/src/_FactoryProviders.dart
@@ -13,6 +13,53 @@ class _FileReaderFactoryProvider {
   static FileReader create() native;
 }
 
+class _TypedArrayFactoryProvider {
+
+  factory Float32Array(int length) => _F32(length);
+  factory Float32Array.fromList(List<num> list) => _F32(ensureNative(list));
+  factory Float32Array.fromBuffer(ArrayBuffer buffer) => _F32(buffer);
+
+  factory Float64Array(int length) => _F64(length);
+  factory Float64Array.fromList(List<num> list) => _F64(ensureNative(list));
+  factory Float64Array.fromBuffer(ArrayBuffer buffer) => _F64(buffer);
+
+  factory Int8Array(int length) => _I8(length);
+  factory Int8Array.fromList(List<num> list) => _I8(ensureNative(list));
+  factory Int8Array.fromBuffer(ArrayBuffer buffer) => _I8(buffer);
+
+  factory Int16Array(int length) => _I16(length);
+  factory Int16Array.fromList(List<num> list) => _I16(ensureNative(list));
+  factory Int16Array.fromBuffer(ArrayBuffer buffer) => _I16(buffer);
+
+  factory Int32Array(int length) => _I32(length);
+  factory Int32Array.fromList(List<num> list) => _I32(ensureNative(list));
+  factory Int32Array.fromBuffer(ArrayBuffer buffer) => _I32(buffer);
+
+  factory Uint8Array(int length) => _U8(length);
+  factory Uint8Array.fromList(List<num> list) => _U8(ensureNative(list));
+  factory Uint8Array.fromBuffer(ArrayBuffer buffer) => _U8(buffer);
+
+  factory Uint16Array(int length) => _U16(length);
+  factory Uint16Array.fromList(List<num> list) => _U16(ensureNative(list));
+  factory Uint16Array.fromBuffer(ArrayBuffer buffer) => _U16(buffer);
+
+  factory Uint32Array(int length) => _U32(length);
+  factory Uint32Array.fromList(List<num> list) => _U32(ensureNative(list));
+  factory Uint32Array.fromBuffer(ArrayBuffer buffer) => _U32(buffer);
+
+
+  static Float32Array _F32(arg) native;
+  static Float32Array _F64(arg) native;
+  static Float32Array _I8(arg) native;
+  static Float32Array _I16(arg) native;
+  static Float32Array _I32(arg) native;
+  static Float32Array _U8(arg) native;
+  static Float32Array _U16(arg) native;
+  static Float32Array _U32(arg) native;
+
+  static ensureNative(List list) => list;  // TODO: make sure.
+}
+
 class _WebKitCSSMatrixFactoryProvider {
 
   factory WebKitCSSMatrix([String spec = '']) { return create(spec); }