[tor-bugs] #33638 [Circumvention/Snowflake]: Refactor (De)SerializeSessionDescription as common utils

[Tor Bug Tracker & Wiki]

#33638: Refactor (De)SerializeSessionDescription as common utils
-----------------------------------------+--------------------
     Reporter:  arlolra                  |      Owner:  (none)
         Type:  defect                   |     Status:  new
     Priority:  Medium                   |  Milestone:
    Component:  Circumvention/Snowflake  |    Version:
     Severity:  Normal                   |   Keywords:
Actual Points:                           |  Parent ID:
       Points:                           |   Reviewer:
      Sponsor:                           |
-----------------------------------------+--------------------
 https://github.com/keroserene/snowflake/commit/7b761d4c8d0e56b9148f106eb01667a7ec5c0424

 from https://trac.torproject.org/projects/tor/ticket/33636#comment:12

--
Ticket URL: <https://trac.torproject.org/projects/tor/ticket/33638>
Tor Bug Tracker & Wiki <https://trac.torproject.org/>
The Tor Project: anonymity online