Revert "add tiler for SkDraw"

This reverts commit be1b3971806e3d80aa9673a36e2b35d0145198ac.

Reason for revert: 

Unexpected layout test diffs: https://test-results.appspot.com/data/layout_results/linux_trusty_blink_rel/24989/layout-test-results/results.html

Original change's description:
> add tiler for SkDraw
> 
> Bug: skia:2122
> Change-Id: I276de2064939151eef5fa14c53188e8b5728b7c9
> Reviewed-on: https://skia-review.googlesource.com/110840
> Commit-Queue: Mike Reed <reed@google.com>
> Reviewed-by: Yuqian Li <liyuqian@google.com>

TBR=liyuqian@google.com,reed@google.com

Change-Id: Ia598c0d7c4ac6cfcdb905b847040c250fa366402
No-Presubmit: true
No-Tree-Checks: true
No-Try: true
Bug: skia:2122
Reviewed-on: https://skia-review.googlesource.com/112740
Reviewed-by: Florin Malita <fmalita@chromium.org>
Commit-Queue: Florin Malita <fmalita@chromium.org>
10 files changed