remove SkNx AVX code

We can't realistically use AVX and SkNx together because of ODR
problems, so remove the code that may tempt us to try.

Remaining code paths using AVX:
  - one intrinsics-only routine in SkOpts_hsw.cpp
  - SkJumper

Change-Id: I0d2d03b47ea4a0eec27f2de2b28a4c3d1ff8376f
Reviewed-on: https://skia-review.googlesource.com/13121
Reviewed-by: Herb Derby <herb@google.com>
Commit-Queue: Mike Klein <mtklein@chromium.org>

0 files changed, 0 insertions, 0 deletions