tree cf32920b67df2f2553cb22d1fe420c9bab45d4c5
parent 46c574725676b26ada63ac15e42cda309dcd5090
author scroggo <scroggo@google.com> 1443629714 -0700
committer Commit bot <commit-bot@chromium.org> 1443629714 -0700

Call rewindIfNeeded in SkCodec

Rather than calling it in each subclass, call it once in the base
class. Call it first, since other steps may modify internal structures
which would be replaced by a call to onRewind.

BUG=skia:4284

Review URL: https://codereview.chromium.org/1381483002