Revert of Add new module for distance field generation. (https://codereview.chromium...

Revert of Add new module for distance field generation. (https://codereview.chromium.org/178543007/)

Reason for revert:
multiple compile errors

Original issue's description:
> Add new module for distance field generation.
>
> This improves the speed over the previous method by 10x+, and makes using distance fields practical.
>
> BUG=skia:2173
>
> Committed: http://code.google.com/p/skia/source/detail?r=13729

R=bsalomon@google.com, robertphillips@google.com, jvanverth@google.com
TBR=bsalomon@google.com, jvanverth@google.com, robertphillips@google.com
NOTREECHECKS=true
NOTRY=true
BUG=skia:2173

Author: halcanary@google.com

Review URL: https://codereview.chromium.org/190753015

git-svn-id: http://skia.googlecode.com/svn/trunk@13732 2bbb7eff-a529-9590-31e7-b0007b416f81