Revert "add alias for xfermode::getproc to allow legacy g client to bulid"

Alias no longer needed

This reverts commit 40c07dc797ada471ba89cb81acc4b7b93f7374d7.

BUG=skia:

GOLD_TRYBOT_URL= https://gold.skia.org/search?issue=4630

Change-Id: Ia3d13d6b1055ecb4b569c99f6047e4ab3d21f107
Reviewed-on: https://skia-review.googlesource.com/4630
Reviewed-by: Mike Reed <reed@google.com>
Commit-Queue: Mike Reed <reed@google.com>
1 file changed