Revert of Generate Signed Distance Field directly from vector path

Revert of Generate Signed Distance Field directly from vector path (patchset #23 id:440001 of https://codereview.chromium.org/1643143002/ )

Reason for revert:
Seems to have caused lot of test bots to fail.
Eg:
https://luci-milo.appspot.com/swarming/task/332e3b427135f010

Original issue's description:
> Generate Signed Distance Field directly from vector path
> 
> Add SkGenerateDistanceFieldFromPath API to generate signed distance field directly from SkPath.
> 
> BUG=skia:
> GOLD_TRYBOT_URL= https://gold.skia.org/search2?unt=true&query=source_type%3Dgm&master=false&issue=1643143002
> 
> Committed: https://skia.googlesource.com/skia/+/4de97a64e8829323a7070b623411d9f9ddb0cd0f
> Committed: https://skia.googlesource.com/skia/+/e8f0a7b986f1e5583c9bc162efcdd92fd6430549
> Committed: https://skia.googlesource.com/skia/+/67c7c81a82b6351e9fbbf235084d7120162d9268
> Review-Url: https://codereview.chromium.org/1643143002
> Committed: https://skia.googlesource.com/skia/+/64b70b096ac20833d9737758a4bd5f2a51078bc4

TBR=bsalomon@google.com,jvanverth@google.com,mtklein@google.com,wasim.abbas@arm.com,caryclark@google.com,reed@google.com,egdaniel@google.com,joel.liang@arm.com
# Skipping CQ checks because original CL landed less than 1 days ago.
NOPRESUBMIT=true
NOTREECHECKS=true
NOTRY=true
BUG=skia:

Review-Url: https://codereview.chromium.org/2580373002
Committed: https://skia.googlesource.com/skia/+/a8b1e6d0688c7bc8754b0f49578144c77f5a180e

[rmistry, 2016-12-19 12:32:16]

The CQ bit was checked by rmistry@google.com

[rmistry, 2016-12-19 12:32:17]

Created Revert of Generate Signed Distance Field directly from vector path

[commit-bot: I haz the power, 2016-12-19 12:32:23]

CQ is trying da patch. Follow status at
 
https://chromium-cq-status.appspot.com/v2/patch-status/codereview.chromium.or...

[commit-bot: I haz the power, 2016-12-19 12:32:28]

CQ is committing da patch.

Bot data: {"patchset_id": 1, "attempt_start_ts": 1482150736985900, "parent_rev":
"64b70b096ac20833d9737758a4bd5f2a51078bc4", "commit_rev":
"a8b1e6d0688c7bc8754b0f49578144c77f5a180e"}

[commit-bot: I haz the power, 2016-12-19 12:32:30]

Description was changed from

==========
Revert of Generate Signed Distance Field directly from vector path (patchset #23
id:440001 of https://codereview.chromium.org/1643143002/ )

Reason for revert:
Seems to have caused lot of test bots to fail.
Eg:
https://luci-milo.appspot.com/swarming/task/332e3b427135f010

Original issue's description:
> Generate Signed Distance Field directly from vector path
> 
> Add SkGenerateDistanceFieldFromPath API to generate signed distance field
directly from SkPath.
> 
> BUG=skia:
> GOLD_TRYBOT_URL=
https://gold.skia.org/search2?unt=true&query=source_type%3Dgm&master=false&is...
> 
> Committed:
https://skia.googlesource.com/skia/+/4de97a64e8829323a7070b623411d9f9ddb0cd0f
> Committed:
https://skia.googlesource.com/skia/+/e8f0a7b986f1e5583c9bc162efcdd92fd6430549
> Committed:
https://skia.googlesource.com/skia/+/67c7c81a82b6351e9fbbf235084d7120162d9268
> Review-Url: https://codereview.chromium.org/1643143002
> Committed:
https://skia.googlesource.com/skia/+/64b70b096ac20833d9737758a4bd5f2a51078bc4

TBR=bsalomon@google.com,jvanverth@google.com,mtklein@google.com,wasim.abbas@a...
# Skipping CQ checks because original CL landed less than 1 days ago.
NOPRESUBMIT=true
NOTREECHECKS=true
NOTRY=true
BUG=skia:
==========

to

==========
Revert of Generate Signed Distance Field directly from vector path (patchset #23
id:440001 of https://codereview.chromium.org/1643143002/ )

Reason for revert:
Seems to have caused lot of test bots to fail.
Eg:
https://luci-milo.appspot.com/swarming/task/332e3b427135f010

Original issue's description:
> Generate Signed Distance Field directly from vector path
> 
> Add SkGenerateDistanceFieldFromPath API to generate signed distance field
directly from SkPath.
> 
> BUG=skia:
> GOLD_TRYBOT_URL=
https://gold.skia.org/search2?unt=true&query=source_type%3Dgm&master=false&is...
> 
> Committed:
https://skia.googlesource.com/skia/+/4de97a64e8829323a7070b623411d9f9ddb0cd0f
> Committed:
https://skia.googlesource.com/skia/+/e8f0a7b986f1e5583c9bc162efcdd92fd6430549
> Committed:
https://skia.googlesource.com/skia/+/67c7c81a82b6351e9fbbf235084d7120162d9268
> Review-Url: https://codereview.chromium.org/1643143002
> Committed:
https://skia.googlesource.com/skia/+/64b70b096ac20833d9737758a4bd5f2a51078bc4

TBR=bsalomon@google.com,jvanverth@google.com,mtklein@google.com,wasim.abbas@a...
# Skipping CQ checks because original CL landed less than 1 days ago.
NOPRESUBMIT=true
NOTREECHECKS=true
NOTRY=true
BUG=skia:

Review-Url: https://codereview.chromium.org/2580373002
Committed:
https://skia.googlesource.com/skia/+/a8b1e6d0688c7bc8754b0f49578144c77f5a180e
==========

[commit-bot: I haz the power, 2016-12-19 12:32:31]

Committed patchset #1 (id:1) as
https://skia.googlesource.com/skia/+/a8b1e6d0688c7bc8754b0f49578144c77f5a180e