Add read/write-Pixels to GrDrawContext

Add read/write-Pixels to GrDrawContext

Although not absolutely required this does remove another case where the drawContext's backing store is accessed.

Broken out of: https://codereview.chromium.org/2215323003/ (Start using RenderTargetProxy (omnibus))

GOLD_TRYBOT_URL= https://gold.skia.org/search?issue=2298253002

Committed: https://skia.googlesource.com/skia/+/1da3ecd07836a72c9225c896d2516625906b4bda

[robertphillips, 2016-08-31 15:57:52]

Description was changed from

==========
Add read/write-Pixels to GrDrawContext
==========

to

==========
Add read/write-Pixels to GrDrawContext
GOLD_TRYBOT_URL= https://gold.skia.org/search?issue=2298253002
==========

[robertphillips, 2016-08-31 15:58:54]

Description was changed from

==========
Add read/write-Pixels to GrDrawContext
GOLD_TRYBOT_URL= https://gold.skia.org/search?issue=2298253002
==========

to

==========
Add read/write-Pixels to GrDrawContext

Although not absolutely required this does remove another case where the
drawContext's backing store is accessed.

GOLD_TRYBOT_URL= https://gold.skia.org/search?issue=2298253002
==========

[robertphillips, 2016-08-31 15:58:54]

robertphillips@google.com changed reviewers:
+ bsalomon@google.com

[robertphillips, 2016-08-31 15:59:36]

Description was changed from

==========
Add read/write-Pixels to GrDrawContext

Although not absolutely required this does remove another case where the
drawContext's backing store is accessed.

GOLD_TRYBOT_URL= https://gold.skia.org/search?issue=2298253002
==========

to

==========
Add read/write-Pixels to GrDrawContext

Although not absolutely required this does remove another case where the
drawContext's backing store is accessed.

Broken out of: https://codereview.chromium.org/2215323003/ (Start using
RenderTargetProxy (omnibus))

GOLD_TRYBOT_URL= https://gold.skia.org/search?issue=2298253002
==========

[robertphillips, 2016-08-31 16:01:12]

The CQ bit was checked by robertphillips@google.com to run a CQ dry run

[commit-bot: I haz the power, 2016-08-31 16:01:20]

Dry run: 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, 2016-08-31 16:02:31]

The CQ bit was unchecked by commit-bot@chromium.org

[commit-bot: I haz the power, 2016-08-31 16:02:32]

Dry run: Try jobs failed on following builders:
  Build-Ubuntu-GCC-Arm64-Debug-Android-Trybot on master.client.skia.compile
(JOB_FAILED, no build URL)
  Build-Ubuntu-GCC-Mips-Debug-Android-Trybot on master.client.skia.compile
(JOB_FAILED,
http://build.chromium.org/p/client.skia.compile/builders/Build-Ubuntu-GCC-Mip...)

[robertphillips, 2016-08-31 17:20:47]

The CQ bit was checked by robertphillips@google.com to run a CQ dry run

[commit-bot: I haz the power, 2016-08-31 17:20:51]

Dry run: 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, 2016-08-31 17:21:41]

The CQ bit was unchecked by commit-bot@chromium.org

[commit-bot: I haz the power, 2016-08-31 17:21:42]

Dry run: Try jobs failed on following builders:
  Build-Ubuntu-GCC-Arm64-Debug-Android-Trybot on master.client.skia.compile
(JOB_FAILED,
http://build.chromium.org/p/client.skia.compile/builders/Build-Ubuntu-GCC-Arm...)
  Build-Ubuntu-GCC-Arm7-Debug-Android-Trybot on master.client.skia.compile
(JOB_FAILED,
http://build.chromium.org/p/client.skia.compile/builders/Build-Ubuntu-GCC-Arm...)
  Build-Ubuntu-GCC-Mips-Debug-Android-Trybot on master.client.skia.compile
(JOB_FAILED,
http://build.chromium.org/p/client.skia.compile/builders/Build-Ubuntu-GCC-Mip...)

[bsalomon, 2016-08-31 17:58:27]

lgtm. Curious what the long term plan is for read/write pixels WRT
GrSurface/GrContext/GrDC.

[robertphillips, 2016-08-31 18:10:48]

The CQ bit was checked by robertphillips@google.com to run a CQ dry run

[commit-bot: I haz the power, 2016-08-31 18:10:51]

Dry run: 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, 2016-08-31 18:18:21]

The CQ bit was unchecked by commit-bot@chromium.org

[commit-bot: I haz the power, 2016-08-31 18:18:22]

Dry run: This issue passed the CQ dry run.

[robertphillips, 2016-08-31 21:53:19]

The CQ bit was checked by robertphillips@google.com

[commit-bot: I haz the power, 2016-08-31 21:53:22]

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, 2016-08-31 21:54:18]

Description was changed from

==========
Add read/write-Pixels to GrDrawContext

Although not absolutely required this does remove another case where the
drawContext's backing store is accessed.

Broken out of: https://codereview.chromium.org/2215323003/ (Start using
RenderTargetProxy (omnibus))

GOLD_TRYBOT_URL= https://gold.skia.org/search?issue=2298253002
==========

to

==========
Add read/write-Pixels to GrDrawContext

Although not absolutely required this does remove another case where the
drawContext's backing store is accessed.

Broken out of: https://codereview.chromium.org/2215323003/ (Start using
RenderTargetProxy (omnibus))

GOLD_TRYBOT_URL= https://gold.skia.org/search?issue=2298253002

Committed:
https://skia.googlesource.com/skia/+/1da3ecd07836a72c9225c896d2516625906b4bda
==========

[commit-bot: I haz the power, 2016-08-31 21:54:18]

Committed patchset #1 (id:1) as
https://skia.googlesource.com/skia/+/1da3ecd07836a72c9225c896d2516625906b4bda