v8.DefaultSerializer 类

Serializer 的子类，将 TypedArray（特别是 Buffer）和 DataView 对象序列化为宿主对象，并且只存储它们所指向的底层 ArrayBuffer。

A subclass of Serializer that serializes TypedArray (in particular Buffer) and DataView objects as host objects, and only stores the part of their underlying ArrayBuffers that they are referring to.