tree 456f89bbe02bde5b2bb238af61185843ce19ff03
parent 8c8f22a3bba18edaad41d6ac8451a77aa093a958
author scroggo <scroggo@google.com> 1427899180 -0700
committer Commit bot <commit-bot@chromium.org> 1427899180 -0700

Handle rewinds in SkBmpCodec.

Factor our BMP code for reading the header, and call it after a rewind.

BUG=skia:3257

Review URL: https://codereview.chromium.org/1057483003