tree c83978ab7eb59bf85af228db4df5dc53ee8a2611
parent 20e6688ab462d7ef749c1f97b83b5f325e88f698
author Tom Sepez <tsepez@chromium.org> 1533246018 +0000
committer Chromium commit bot <commit-bot@chromium.org> 1533246018 +0000

Tidy JBig2_Image.cpp

Add checked/unchecked GetLine(y) methods and use them.
Introduce BIT_INDEX_TO_ALIGNED_BYTE() to de-mystify some shifting.
Move local declarations to spot of use.
Remove spurious Fill(), as we initialize to 0s.
Initialize members in header where possible.
Add unit tests.

Change-Id: I41ccb91b57320dbc790fd0f680f6d98571280343
Reviewed-on: https://pdfium-review.googlesource.com/39370
Commit-Queue: Tom Sepez <tsepez@chromium.org>
Reviewed-by: Lei Zhang <thestig@chromium.org>