Make SkPixmap::getColor support kUnpremul pixels

Bug: skia:6319
Change-Id: Id5ad27b4e85516dfdad0c127655e6272bc0a39ac
Reviewed-on: https://skia-review.googlesource.com/19089
Commit-Queue: Matt Sarett <msarett@google.com>
Reviewed-by: Mike Klein <mtklein@chromium.org>
1 file changed