SpringSource/spring-integration — pull request #717 by garyrussell (2013-01-25 23:04:22+00:00)
Title: INT-2825 Remove Temporary 2.2. Interface

AbstractTransactionSynchronizingPollingEndpoint was introduced
late in the 2.2. release process to avoid a breaking change to
AbstractPollingEndpoint.

For 3.0, its methods are now pulled-up into APE.