Merge to M44: Fix Heap Overflow in CJBig2_Image::expand

Integer overflow in CJBig2_Image::expand.
It causes the size of reallocated is not
expected.

BUG=483981
R=tsepez@chromium.org

Review URL: https://codereview.chromium.org/1131023008

(cherry picked from commit 59f4b44d1fbb259967ea518e0bf5fa76b0cc9767)

Review URL: https://codereview.chromium.org/1237723002 .
1 file changed