remove third_party/libwebp/webp/config.h

This doesn't appear to have any effect.
It's not mentioned in our build configuration anywhere,
nor is third_party/libwebp/webp on any include path.

Bug: skia:4037

Change-Id: I41710fe5e82bb97946e64d5f975c09c8ba21dc0d
Reviewed-on: https://skia-review.googlesource.com/99860
Reviewed-by: Leon Scroggins <scroggo@google.com>
Commit-Queue: Mike Klein <mtklein@chromium.org>
1 file changed