Revert of skia: Add support for CHROMIUM_image backed textures.

Revert of skia: Add support for CHROMIUM_image backed textures. (patchset #17 id:340001 of https://codereview.chromium.org/1623653002/ )

Reason for revert:
New unit test is failing on Windows ANGLE bots:
http://build.chromium.org/p/client.skia/builders/Test-Win8-MSVC-ShuttleB-GPU-HD4600-x86_64-Release-ANGLE/builds/1866/steps/dm/logs/stdio


Original issue's description:
> skia: Add support for CHROMIUM_image backed textures.
> 
> I created a new abstract base class TextureStorageAllocator that consumers of
> Skia can subclass and pass back to Skia. When a surface is created with a
> pointer to a TextureStorageAllocator, any textures it creates, or that are
> derived from the original surface, will allocate and deallocate storage using
> the methods on TextureStorageAllocator.
> 
> BUG=https://code.google.com/p/chromium/issues/detail?id=579664
> GOLD_TRYBOT_URL= https://gold.skia.org/search2?unt=true&query=source_type%3Dgm&master=false&issue=1623653002
> 
> Committed: https://skia.googlesource.com/skia/+/92098e691f10a010e7421125ba4d44c02506bb55
> 
> Committed: https://skia.googlesource.com/skia/+/7fec91ce6660190f8d7c5eb6f3061e4550cc672b

TBR=bsalomon@chromium.org,cblume@chromium.org,robertphillips@google.com,egdaniel@google.com,reed@google.com,erikchen@chromium.org
# Skipping CQ checks because original CL landed less than 1 days ago.
NOPRESUBMIT=true
NOTREECHECKS=true
NOTRY=true
BUG=https://code.google.com/p/chromium/issues/detail?id=579664

Committed: https://skia.googlesource.com/skia/+/f1036b2c6610e106b299a1e2b69b814ff18b60f5

[bsalomon, 2016-02-06 01:56:29]

Created Revert of skia: Add support for CHROMIUM_image backed textures.

[commit-bot: I haz the power, 2016-02-06 01:56:31]

CQ is trying da patch. Follow status at
 https://chromium-cq-status.appspot.com/patch-status/1673923003/1
View timeline at
 https://chromium-cq-status.appspot.com/patch-timeline/1673923003/1

[commit-bot: I haz the power, 2016-02-06 01:56:42]

Description was changed from

==========
Revert of skia: Add support for CHROMIUM_image backed textures. (patchset #17
id:340001 of https://codereview.chromium.org/1623653002/ )

Reason for revert:
New unit test is failing on Windows ANGLE bots:
http://build.chromium.org/p/client.skia/builders/Test-Win8-MSVC-ShuttleB-GPU-...


Original issue's description:
> skia: Add support for CHROMIUM_image backed textures.
> 
> I created a new abstract base class TextureStorageAllocator that consumers of
> Skia can subclass and pass back to Skia. When a surface is created with a
> pointer to a TextureStorageAllocator, any textures it creates, or that are
> derived from the original surface, will allocate and deallocate storage using
> the methods on TextureStorageAllocator.
> 
> BUG=https://code.google.com/p/chromium/issues/detail?id=579664
> GOLD_TRYBOT_URL=
https://gold.skia.org/search2?unt=true&query=source_type%3Dgm&master=false&is...
> 
> Committed:
https://skia.googlesource.com/skia/+/92098e691f10a010e7421125ba4d44c02506bb55
> 
> Committed:
https://skia.googlesource.com/skia/+/7fec91ce6660190f8d7c5eb6f3061e4550cc672b

TBR=bsalomon@chromium.org,cblume@chromium.org,robertphillips@google.com,egdan...
# Skipping CQ checks because original CL landed less than 1 days ago.
NOPRESUBMIT=true
NOTREECHECKS=true
NOTRY=true
BUG=https://code.google.com/p/chromium/issues/detail?id=579664
==========

to

==========
Revert of skia: Add support for CHROMIUM_image backed textures. (patchset #17
id:340001 of https://codereview.chromium.org/1623653002/ )

Reason for revert:
New unit test is failing on Windows ANGLE bots:
http://build.chromium.org/p/client.skia/builders/Test-Win8-MSVC-ShuttleB-GPU-...


Original issue's description:
> skia: Add support for CHROMIUM_image backed textures.
> 
> I created a new abstract base class TextureStorageAllocator that consumers of
> Skia can subclass and pass back to Skia. When a surface is created with a
> pointer to a TextureStorageAllocator, any textures it creates, or that are
> derived from the original surface, will allocate and deallocate storage using
> the methods on TextureStorageAllocator.
> 
> BUG=https://code.google.com/p/chromium/issues/detail?id=579664
> GOLD_TRYBOT_URL=
https://gold.skia.org/search2?unt=true&query=source_type%3Dgm&master=false&is...
> 
> Committed:
https://skia.googlesource.com/skia/+/92098e691f10a010e7421125ba4d44c02506bb55
> 
> Committed:
https://skia.googlesource.com/skia/+/7fec91ce6660190f8d7c5eb6f3061e4550cc672b

TBR=bsalomon@chromium.org,cblume@chromium.org,robertphillips@google.com,egdan...
# Skipping CQ checks because original CL landed less than 1 days ago.
NOPRESUBMIT=true
NOTREECHECKS=true
NOTRY=true
BUG=https://code.google.com/p/chromium/issues/detail?id=579664

Committed:
https://skia.googlesource.com/skia/+/f1036b2c6610e106b299a1e2b69b814ff18b60f5
==========

[commit-bot: I haz the power, 2016-02-06 01:56:43]

Committed patchset #1 (id:1) as
https://skia.googlesource.com/skia/+/f1036b2c6610e106b299a1e2b69b814ff18b60f5