Revert of Consolidate GPU buffer implementations

Revert of Consolidate GPU buffer implementations (patchset #10 id:180001 of https://codereview.chromium.org/1825393002/ )

Reason for revert:
Lots of Android redness

Original issue's description:
> Consolidate GPU buffer implementations
> 
> Consolidates all the different buffer implementations into a single
> GrBuffer class. This will allow us to add new buffer types, use DSA in
> OpenGL, track buffer bindings by unique ID, cache buffers without
> respect to the type of data they have been used for previously, etc.
> This change is strictly a refactor; it introduces no change in
> functionality.
> 
> BUG=skia:
> GOLD_TRYBOT_URL= https://gold.skia.org/search2?unt=true&query=source_type%3Dgm&master=false&issue=1825393002
> 
> Committed: https://skia.googlesource.com/skia/+/8b1bff29675afd25843439eade634a57f68fe16f

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

Committed: https://skia.googlesource.com/skia/+/f8c3ba40cf4f42b2c2ba1b473c28d7733383223e

[robertphillips, 2016-03-25 11:55:27]

Created Revert of Consolidate GPU buffer implementations

[commit-bot: I haz the power, 2016-03-25 11:55:37]

CQ is trying da patch. Follow status at
 https://chromium-cq-status.appspot.com/patch-status/1831133004/1
View timeline at
 https://chromium-cq-status.appspot.com/patch-timeline/1831133004/1

[commit-bot: I haz the power, 2016-03-25 11:56:02]

Description was changed from

==========
Revert of Consolidate GPU buffer implementations (patchset #10 id:180001 of
https://codereview.chromium.org/1825393002/ )

Reason for revert:
Lots of Android redness

Original issue's description:
> Consolidate GPU buffer implementations
> 
> Consolidates all the different buffer implementations into a single
> GrBuffer class. This will allow us to add new buffer types, use DSA in
> OpenGL, track buffer bindings by unique ID, cache buffers without
> respect to the type of data they have been used for previously, etc.
> This change is strictly a refactor; it introduces no change in
> functionality.
> 
> 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/+/8b1bff29675afd25843439eade634a57f68fe16f

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

to

==========
Revert of Consolidate GPU buffer implementations (patchset #10 id:180001 of
https://codereview.chromium.org/1825393002/ )

Reason for revert:
Lots of Android redness

Original issue's description:
> Consolidate GPU buffer implementations
> 
> Consolidates all the different buffer implementations into a single
> GrBuffer class. This will allow us to add new buffer types, use DSA in
> OpenGL, track buffer bindings by unique ID, cache buffers without
> respect to the type of data they have been used for previously, etc.
> This change is strictly a refactor; it introduces no change in
> functionality.
> 
> 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/+/8b1bff29675afd25843439eade634a57f68fe16f

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

Committed:
https://skia.googlesource.com/skia/+/f8c3ba40cf4f42b2c2ba1b473c28d7733383223e
==========

[commit-bot: I haz the power, 2016-03-25 11:56:02]

Committed patchset #1 (id:1) as
https://skia.googlesource.com/skia/+/f8c3ba40cf4f42b2c2ba1b473c28d7733383223e