remove linear blending from SkWebpCodec

Change-Id: Ia4cf10ba999b48437491416b0fb21d7726d73b4f
Reviewed-on: https://skia-review.googlesource.com/133444
Commit-Queue: Mike Klein <mtklein@chromium.org>
Commit-Queue: Brian Osman <brianosman@google.com>
Auto-Submit: Mike Klein <mtklein@chromium.org>
Reviewed-by: Leon Scroggins <scroggo@google.com>
Reviewed-by: Brian Osman <brianosman@google.com>
1 file changed