Add Vector type to Kernel

pkg/kernel/lib/binary/ast_to_binary.dart

 // Copyright (c) 2016, 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.
 library kernel.ast_to_binary;
 
 import '../ast.dart';
 import '../import_table.dart';
 import 'tag.dart';
 import 'dart:convert';
 import 'dart:typed_data';
@@ skipping 723 matching lines @@
   visitLoadLibrary(LoadLibrary node) {
     writeByte(Tag.LoadLibrary);
     writeDeferredImportReference(node.import);
   }
 
   visitCheckLibraryIsLoaded(CheckLibraryIsLoaded node) {
     writeByte(Tag.CheckLibraryIsLoaded);
     writeDeferredImportReference(node.import);
   }
 
+  visitVectorCreation(VectorCreation node) {
+    writeByte(Tag.VectorCreation);
+    writeNode(node.length);
+  }
+
+  visitVectorGet(VectorGet node) {
+    writeByte(Tag.VectorGet);
+    writeNode(node.vectorExpression);
+    writeNode(node.index);
+  }
+
+  visitVectorSet(VectorSet node) {
+    writeByte(Tag.VectorSet);
+    writeNode(node.vectorExpression);
+    writeNode(node.index);
+    writeNode(node.value);
+  }
+
+  visitVectorCopy(VectorCopy node) {
+    writeByte(Tag.VectorCopy);
+    writeNode(node.vectorExpression);
+  }
+
   writeStatementOrEmpty(Statement node) {
     if (node == null) {
       writeByte(Tag.EmptyStatement);
     } else {
       writeNode(node);
     }
   }
 
   visitInvalidStatement(InvalidStatement node) {
     writeByte(Tag.InvalidStatement);
@@ skipping 227 matching lines @@
   visitNamedType(NamedType node) {
     writeStringReference(node.name);
     writeNode(node.type);
   }
 
   visitTypeParameterType(TypeParameterType node) {
     writeByte(Tag.TypeParameterType);
     writeUInt30(_typeParameterIndexer[node.parameter]);
   }
 
+  visitVectorType(VectorType node) {
+    writeByte(Tag.VectorType);
+  }
+
   visitTypeParameter(TypeParameter node) {
     writeStringReference(node.name ?? '');
     writeNode(node.bound);
   }
 
   defaultNode(Node node) {
     throw 'Unsupported node: $node';
   }
 }
 
@@ skipping 283 matching lines @@
   void flush() {
     _sink.add(_buffer.sublist(0, length));
     _buffer = new Uint8List(SIZE);
     length = 0;
   }
 
   void flushAndDestroy() {
     _sink.add(_buffer.sublist(0, length));
   }
 }