Revert "[skjson] Size-constrained input API"

This reverts commit fc792b8718cc30e9da62c9559b23c1baac3166bb.

Reason for revert: New ASAN, Android failures.

Original change's description:
> [skjson] Size-constrained input API
> 
> Pass an explicit input size instead of requiring a C string.
> 
> Thanks to mtklein's clever trick, this has no measurable perf impact.
> 
> Change-Id: I64f210a9f653a78b05ab6b58fa34479504aa35ff
> Reviewed-on: https://skia-review.googlesource.com/134940
> Reviewed-by: Mike Klein <mtklein@google.com>
> Commit-Queue: Florin Malita <fmalita@chromium.org>

TBR=mtklein@google.com,fmalita@chromium.org

Change-Id: Ic0b52398b1ce6f64c781debb858829cb64bbae58
No-Presubmit: true
No-Tree-Checks: true
No-Try: true
Reviewed-on: https://skia-review.googlesource.com/135022
Reviewed-by: Florin Malita <fmalita@chromium.org>
Commit-Queue: Florin Malita <fmalita@chromium.org>
5 files changed