Revert "remove unused TableMaskFilter"

This reverts commit d72b55b32cf6b3bf7b8d7b4c08045597652285cf.

Reason for revert: used by android

Original change's description:
> remove unused TableMaskFilter
> 
> will revert if its needed in android
> 
> Bug: skia:
> Change-Id: I2ef777d31de4bbed6556d013054083ff6ff2cb8c
> Reviewed-on: https://skia-review.googlesource.com/20206
> Reviewed-by: Mike Reed <reed@google.com>
> Commit-Queue: Mike Reed <reed@google.com>

TBR=djsollen@google.com,reed@google.com,stani@google.com

Change-Id: I8ea36a912496e12c9fbfb73587d11e002252e8b8
No-Presubmit: true
No-Tree-Checks: true
No-Try: true
Bug: skia:
Reviewed-on: https://skia-review.googlesource.com/20212
Reviewed-by: Mike Reed <reed@google.com>
Commit-Queue: Mike Reed <reed@google.com>
3 files changed