tree 05ebff9262b86af7c8bfccf1bbcead3dd2a30e81
parent 9f138e5d17a73a9872c29828312df80d05efcce0
author Tom Sepez <tsepez@chromium.org> 1667598915 +0000
committer Pdfium LUCI CQ <pdfium-scoped@luci-project-accounts.iam.gserviceaccount.com> 1667598915 +0000

Remove RetainedTreeNode<T>.

This appears to have been unused for some time, following the conversion
to cppgc in xfa.

Change-Id: I5feacd6932ae1b9bf17e4ee64caca5b82d39e2fa
Reviewed-on: https://pdfium-review.googlesource.com/c/pdfium/+/100676
Reviewed-by: Lei Zhang <thestig@chromium.org>
Commit-Queue: Tom Sepez <tsepez@chromium.org>
Auto-Submit: Tom Sepez <tsepez@chromium.org>
Commit-Queue: Lei Zhang <thestig@chromium.org>