Merge to M44: Fix potentially massive memory leak in CPDF_DIBSource::LoadJpxBitmap().

Leaks can happen in several places. For this particular bug, it happens
when there is a colorspace component count mismatch.

BUG=497191
R=tsepez@chromium.org

Review URL: https://codereview.chromium.org/1153633009

(cherry picked from commit 2a824f1c0ed786aed0dd15a0ea60dc90999e2b2c)

Review URL: https://codereview.chromium.org/1178643002.
2 files changed