message: Make SharedArraySenderStrategy, SharedArrayReceiverStrategy API
diff: @@ -15,6 +15,7 @@ import { LinkedMap, LRUCache, Touch } from './linkedMap';
  import { Disposable } from './disposable';
  import { Event, Emitter } from './events';
  import { AbstractCancellationTokenSource, CancellationTokenSource, CancellationToken } from './cancellation';
  +import { SharedArraySenderStrategy, SharedArrayReceiverStrategy } from './sharedArrayCancellation';
  import { MessageReader, AbstractMessageReader, ReadableStreamMessageReader, DataCallback, MessageReaderOptions, PartialMessageInfo } from './messageReader';
  import { MessageWriter, AbstractMessageWriter, WriteableStreamMessageWriter, MessageWriterOptions } from './messageWriter';
  import { AbstractMessageBuffer } from './messageBuffer';
  @@ -46,6 +47,8 @@ export {
  Event, Emitter,
  // Export from cancellation
  AbstractCancellationTokenSource, CancellationTokenSource, CancellationToken,
  + // Export form sharedArrayCancellation
  + SharedArraySenderStrategy, SharedArrayReceiverStrategy,
  // Export from message reader
  MessageReader, AbstractMessageReader, ReadableStreamMessageReader, DataCallback, MessageReaderOptions, PartialMessageInfo,
  // Export from message write
  