SkBitmapRegionCanvas bug fix

SkBitmapRegionCanvas bug fix

BUG=skia:

Committed: https://skia.googlesource.com/skia/+/ea03aed9c5cb7d3b2c59ac02c8887afd3aad5271

[msarett, 2015-10-12 18:47:46]

Patchset #1 (id:1) has been deleted

[msarett, 2015-10-12 18:47:57]

msarett@google.com changed reviewers:
+ scroggo@google.com

[scroggo, 2015-10-12 19:05:59]

lgtm

[msarett, 2015-10-12 19:06:17]

The CQ bit was checked by msarett@google.com

[commit-bot: I haz the power, 2015-10-12 19:06:24]

CQ is trying da patch. Follow status at
 https://chromium-cq-status.appspot.com/patch-status/1393423004/20001
View timeline at
 https://chromium-cq-status.appspot.com/patch-timeline/1393423004/20001

[commit-bot: I haz the power, 2015-10-12 19:07:20]

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

[commit-bot: I haz the power, 2015-10-12 19:07:21]

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

[msarett, 2015-10-12 20:29:12]

The CQ bit was checked by msarett@google.com

[commit-bot: I haz the power, 2015-10-12 20:29:26]

CQ is trying da patch. Follow status at
 https://chromium-cq-status.appspot.com/patch-status/1393423004/20001
View timeline at
 https://chromium-cq-status.appspot.com/patch-timeline/1393423004/20001

[commit-bot: I haz the power, 2015-10-12 20:33:23]

Committed patchset #1 (id:20001) as
https://skia.googlesource.com/skia/+/ea03aed9c5cb7d3b2c59ac02c8887afd3aad5271