tree 39efee1095af9ed26a0760cbc4c2aab61e15253e
parent d8ede5f8d13af84bb5e359cf00a6f3fb035d5982
author Tom Sepez <tsepez@chromium.org> 1663369692 +0000
committer Pdfium LUCI CQ <pdfium-scoped@luci-project-accounts.iam.gserviceaccount.com> 1663369692 +0000

Reduce some ref-churn when using CPDF_References.

Also avoid virtual function call to GetMutableDirect(), which
make sense when the subclass isn't known, but when already
in CPDF_Reference code, just go obtain the referred-to object
from the indirect object holder.

Change-Id: Ieadbf0e03143684c5c8123c98ea920014fd0ef1a
Reviewed-on: https://pdfium-review.googlesource.com/c/pdfium/+/97974
Reviewed-by: Lei Zhang <thestig@chromium.org>
Commit-Queue: Tom Sepez <tsepez@chromium.org>