code: function cloneArrayBuffer(arrayBuffer) {
      var result = new arrayBuffer.constructor(arrayBuffer.byteLength);
      new Uint8Array(result).set(new Uint8Array(arrayBuffer));
      return result;
    }
docs: Creates a clone of `arrayBuffer`.
  
  @private
  @param {ArrayBuffer} arrayBuffer The array buffer to clone.
  @returns {ArrayBuffer} Returns the cloned array buffer.