Bump snowflake to b4f4b29a03
Includes merge of pion branch to master (legacy/trac#28942 (moved)) and removal of handler counting code (legacy/trac#32046 (moved)).
This will solve the build failure in legacy/trac#32066 (moved).
Includes merge of pion branch to master (legacy/trac#28942 (moved)) and removal of handler counting code (legacy/trac#32046 (moved)).
This will solve the build failure in legacy/trac#32066 (moved).