Fix race and remove unused features in cryptotoken extension

chrome/browser/resources/cryptotoken/llgnubby.js

Index: chrome/browser/resources/cryptotoken/llgnubby.js
diff --git a/chrome/browser/resources/cryptotoken/llgnubby.js b/chrome/browser/resources/cryptotoken/llgnubby.js
index 2cf709d1ef66322b1759bfd4e1806054a0ba3521..2efe238ce3c39b06c7d2779a648b4da0f6326fee 100644
--- a/chrome/browser/resources/cryptotoken/llgnubby.js
+++ b/chrome/browser/resources/cryptotoken/llgnubby.js
@@ -105,6 +105,6 @@ llGnubby.prototype.hasClient = function(who) {};
  * If queue was empty, initiate the write.
  * @param {number} cid The client's channel ID.
  * @param {number} cmd The command to send.
- * @param {ArrayBuffer} data Command data
+ * @param {ArrayBuffer|Uint8Array} data Command data
  */
 llGnubby.prototype.queueCommand = function(cid, cmd, data) {};