jenkinsci/parameterized-trigger-plugin — pull request #33 by cjo9900 (2013-01-28 18:48:15+00:00)
Title: [FIXED JENKINS-11669] Removed MatrixAggregator

Removed MatrixAggregator as not required after Jenkins 1.387 as
BuildTrigger is called from AbstractBuild.cleanup() in all cases
and we require 1.424 at the minimum.

https://issues.jenkins-ci.org/browse/JENKINS-11669