tree 68075403f91645fe01cc8cc341cac97efb2e8d73
parent 27d718ebb2989631d6b4d3425e1fceb4b3bc795b
author Lei Zhang <thestig@chromium.org> 1516387969 +0000
committer Chromium commit bot <commit-bot@chromium.org> 1516387969 +0000

Remove NeedAlpha() in CFX_ImageTransformer.

WriteColorResult(), which calls NeedAlpha(), runs on a per-pixel basis
in CFX_ImageTransformer. NeedAlpha() repeats some conditional
calculations. Remove that for a slight speed-up.

Change-Id: I0bb3f92001b9ccdb65c4d59c9f832fe9edfa71f4
Reviewed-on: https://pdfium-review.googlesource.com/23175
Reviewed-by: Henrique Nakashima <hnakashima@chromium.org>
Commit-Queue: Lei Zhang <thestig@chromium.org>