tree f9c67df6383d7f4d90eef860aa85f657b27c1967
parent 9772044fafb6f28a57a454693b7e7edc21122c9f
author hui su <huisu@google.com> 1499994956 -0700
committer Hui Su <huisu@google.com> 1500580192 +0000

Palette: remove palette_first_color_idx[] in PALETTE_MODE_INFO

Handle the first color index in the tokenization process, along with the
other color indeices.

This patch also includes some minor refactoring changes.

Test results verify that there is no implact on compression efficiency.

Change-Id: I7de51c18a52f337320331b5e8d63dfea3cf510f0