Fix some static member emits

lib/runtime/dart/typed_data.js

Index: lib/runtime/dart/typed_data.js
diff --git a/lib/runtime/dart/typed_data.js b/lib/runtime/dart/typed_data.js
index d5b730b261add0d65d582c2b11bf2432598885c8..5f1767b8ce1413b2ebf803eeb36b9c548b87aedc 100644
--- a/lib/runtime/dart/typed_data.js
+++ b/lib/runtime/dart/typed_data.js
@@ -4,15 +4,14 @@ var typed_data;
   class ByteBuffer extends core.Object {}
   class TypedData extends core.Object {}
   let _littleEndian = Symbol('_littleEndian');
-  let _ = Symbol('_');
   class Endianness extends core.Object {
     _(littleEndian) {
       this[_littleEndian] = littleEndian;
     }
   }
   dart.defineNamedConstructor(Endianness, '_');
-  Endianness.BIG_ENDIAN = dart.const(new Endianness[_](false));
-  Endianness.LITTLE_ENDIAN = dart.const(new Endianness[_](true));
+  Endianness.BIG_ENDIAN = dart.const(new Endianness._(false));
+  Endianness.LITTLE_ENDIAN = dart.const(new Endianness._(true));
   dart.defineLazyProperties(Endianness, {
     get HOST_ENDIAN() {
       return new ByteData.view(new Uint16List.fromList(dart.setType([1], core.List$(core.int))).buffer).getInt8(0) == 1 ? Endianness.LITTLE_ENDIAN : Endianness.BIG_ENDIAN;