tree 614345906f074f412a56d398e2a7473071673e34
parent b1a794a9a2e5fcb8d69665bd347b349fecfe4877
author Ryan Harrison <rharrison@chromium.org> 1502483065 -0400
committer Chromium commit bot <commit-bot@chromium.org> 1502486234 +0000

Remove potential out of bounds call to GetAt()

Since m_pos is passed into GetAt() on the underlying string in
getCurrentChar(), the value of it needs to confirmed to be valid after
decrementing. Some types were changed to reflect the values being
stored.

BUG=chromium:752480

Change-Id: Ib6d6f52326defd31785e70a17049a08b64dbe069
Reviewed-on: https://pdfium-review.googlesource.com/10652
Commit-Queue: Ryan Harrison <rharrison@chromium.org>
Reviewed-by: Tom Sepez <tsepez@chromium.org>