Revert "SkCanvas: switch from SkDeque to simpler SkSTArray"

This reverts commit 222c1c16317c54a8701e7ccf767a1a62b4f30627.

Reason for revert: Assertion failures.

Original change's description:
> SkCanvas: switch from SkDeque to simpler SkSTArray
>
> Faster, and much less klunky.
>
> Change-Id: I8531ea85bbfaff4ce1217d20803dd040a6edfff8
> Reviewed-on: https://skia-review.googlesource.com/c/skia/+/433477
> Commit-Queue: Brian Osman <brianosman@google.com>
> Reviewed-by: Mike Reed <reed@google.com>

TBR=brianosman@google.com,reed@google.com,skcq-be@skia-corp.google.com.iam.gserviceaccount.com

Change-Id: I192a7f8b08c11b7be10c3248d9f89d8914fd4fa7
No-Presubmit: true
No-Tree-Checks: true
No-Try: true
Reviewed-on: https://skia-review.googlesource.com/c/skia/+/433978
Reviewed-by: Brian Osman <brianosman@google.com>
Commit-Queue: Brian Osman <brianosman@google.com>
2 files changed