Revert of Add SkSpecialImage::extractSubset & NewFromPixmap

Revert of Add SkSpecialImage::extractSubset & NewFromPixmap (patchset #5 id:80001 of https://codereview.chromium.org/1787883002/ )

Reason for revert:
Need to wean ImagePixelLocker.h off of SkAutoPixmapStorage :(

Original issue's description:
> Add SkSpecialImage::extractSubset & NewFromPixmap
> 
> This is calved off of: https://codereview.chromium.org/1785643003/ (Switch SkBlurImageFilter over to new onFilterImage interface)
> 
> GOLD_TRYBOT_URL= https://gold.skia.org/search2?unt=true&query=source_type%3Dgm&master=false&issue=1787883002
> 
> Committed: https://skia.googlesource.com/skia/+/250581493a0859987e482810879e85e5ac2dc002

TBR=bsalomon@google.com,reed@google.com
# Skipping CQ checks because original CL landed less than 1 days ago.
NOPRESUBMIT=true
NOTREECHECKS=true
NOTRY=true

Committed: https://skia.googlesource.com/skia/+/19dea94f1d073c20dfd26d36a7f86e0bc57f04e0

[robertphillips, 2016-03-16 17:38:59]

Created Revert of Add SkSpecialImage::extractSubset & NewFromPixmap

[commit-bot: I haz the power, 2016-03-16 17:39:01]

CQ is trying da patch. Follow status at
 https://chromium-cq-status.appspot.com/patch-status/1808833002/1
View timeline at
 https://chromium-cq-status.appspot.com/patch-timeline/1808833002/1

[commit-bot: I haz the power, 2016-03-16 17:39:11]

Description was changed from

==========
Revert of Add SkSpecialImage::extractSubset & NewFromPixmap (patchset #5
id:80001 of https://codereview.chromium.org/1787883002/ )

Reason for revert:
Need to wean ImagePixelLocker.h off of SkAutoPixmapStorage :(

Original issue's description:
> Add SkSpecialImage::extractSubset & NewFromPixmap
> 
> This is calved off of: https://codereview.chromium.org/1785643003/ (Switch
SkBlurImageFilter over to new onFilterImage interface)
> 
> GOLD_TRYBOT_URL=
https://gold.skia.org/search2?unt=true&query=source_type%3Dgm&master=false&is...
> 
> Committed:
https://skia.googlesource.com/skia/+/250581493a0859987e482810879e85e5ac2dc002

TBR=bsalomon@google.com,reed@google.com
# Skipping CQ checks because original CL landed less than 1 days ago.
NOPRESUBMIT=true
NOTREECHECKS=true
NOTRY=true
==========

to

==========
Revert of Add SkSpecialImage::extractSubset & NewFromPixmap (patchset #5
id:80001 of https://codereview.chromium.org/1787883002/ )

Reason for revert:
Need to wean ImagePixelLocker.h off of SkAutoPixmapStorage :(

Original issue's description:
> Add SkSpecialImage::extractSubset & NewFromPixmap
> 
> This is calved off of: https://codereview.chromium.org/1785643003/ (Switch
SkBlurImageFilter over to new onFilterImage interface)
> 
> GOLD_TRYBOT_URL=
https://gold.skia.org/search2?unt=true&query=source_type%3Dgm&master=false&is...
> 
> Committed:
https://skia.googlesource.com/skia/+/250581493a0859987e482810879e85e5ac2dc002

TBR=bsalomon@google.com,reed@google.com
# Skipping CQ checks because original CL landed less than 1 days ago.
NOPRESUBMIT=true
NOTREECHECKS=true
NOTRY=true

Committed:
https://skia.googlesource.com/skia/+/19dea94f1d073c20dfd26d36a7f86e0bc57f04e0
==========

[commit-bot: I haz the power, 2016-03-16 17:39:12]

Committed patchset #1 (id:1) as
https://skia.googlesource.com/skia/+/19dea94f1d073c20dfd26d36a7f86e0bc57f04e0