convert over to 2d-mode

 [√] convert all stages to use SkJumper_MemoryCtx / be 2d-compatible
 [√] convert compile to 2d also, remove 1d run/compile
 [√] convert all call sites
 [√] no diffs

Change-Id: I3b806eb8fe0c3ec043359616409f7cd1211a1e43
Reviewed-on: https://skia-review.googlesource.com/24263
Commit-Queue: Mike Klein <mtklein@google.com>
Reviewed-by: Florin Malita <fmalita@chromium.org>
25 files changed