tree b7a6a888b98279ddf9c43ff9c6029c1d642d034b
parent 6f4b390c56e234655c9b4e993d0a90646fce7555
author Lei Zhang <thestig@chromium.org> 1570813073 +0000
committer Chromium commit bot <commit-bot@chromium.org> 1570813073 +0000

Avoid an assertion failure in CPDF_DIBBase::StartLoadMask().

Check and make sure the /Matte array has exactly the required number of
elements. Add a pixel test for /Matte.

Bug: chromium:1013066
Change-Id: Ibacae9e135ed9ff0d595769ba77aeae256295fcf
Reviewed-on: https://pdfium-review.googlesource.com/c/pdfium/+/61390
Reviewed-by: Henrique Nakashima <hnakashima@chromium.org>
Commit-Queue: Lei Zhang <thestig@chromium.org>