Revert "Reduce read/write-SurfacePixels call sites"

This reverts commit 74d5a1470378dc7dae9eec38d46f9f802fc5c249.

Reason for revert: erg

Original change's description:
> Reduce read/write-SurfacePixels call sites
> 
> Change-Id: I657c489c56b93765567be69076fb4c3d526e55a5
> Reviewed-on: https://skia-review.googlesource.com/13068
> Reviewed-by: Brian Osman <brianosman@google.com>
> Commit-Queue: Robert Phillips <robertphillips@google.com>
> 

TBR=robertphillips@google.com,brianosman@google.com,egdaniel@google.com,reviews@skia.org
NOPRESUBMIT=true
NOTREECHECKS=true
NOTRY=true

Change-Id: If80f36ddae9d695ee2e5413f3eb49a1f5c32f8a4
Reviewed-on: https://skia-review.googlesource.com/13506
Reviewed-by: Robert Phillips <robertphillips@google.com>
Commit-Queue: Robert Phillips <robertphillips@google.com>
4 files changed