tree 2a62126e501aa12bd7f66b76cc54acea864564a5
parent e5095b5d9462acd1fadbe2f8a5e19680c95f5991
author vasilvv <vasilvv@google.com> 1730205676 -0700
committer Copybara-Service <copybara-worker@google.com> 1730205733 -0700

Implement QuicAlarmMultiplexer.

The alarm multiplexer allows all alarms for the connection to use the same underlying platform alarm, and to defer updates for that alarm until all connection alarms are processed.  This reduces the number of update calls to the underlying platform alarm, which can be fairly expensive.

Protected by FLAGS_quic_reloadable_flag_quic_use_alarm_multiplexer.

PiperOrigin-RevId: 690982683