VisualBench is not a thing anymore

Bug: skia:
Change-Id: I391cbc6cb2bf2ae88af0612964f4265788c8e771
Reviewed-on: https://skia-review.googlesource.com/74600
Reviewed-by: Eric Boren <borenet@google.com>
Commit-Queue: Brian Osman <brianosman@google.com>
53 files changed