Revert "Reland "Reland "Revert "Initial land of SkSL DSL.""""

This reverts commit 6b07e0eb497c3aa86d1ab6c238d9fa27d01b435c.

Change-Id: Ic01f31edf55b2d1a7533e0e8ed33b39b4846d937
Reviewed-on: https://skia-review.googlesource.com/c/skia/+/343106
Reviewed-by: John Stiles <johnstiles@google.com>
Commit-Queue: Ethan Nicholas <ethannicholas@google.com>
Auto-Submit: Ethan Nicholas <ethannicholas@google.com>
34 files changed