Roll src/third_party/skia/ a13e20256..cb8d719d7 (6 commits).

Roll src/third_party/skia/ a13e20256..cb8d719d7 (6 commits).

https://chromium.googlesource.com/skia.git/+log/a13e20256397..cb8d719d7a99

$ git log a13e20256..cb8d719d7 --date=short --no-merges --format='%ad %ae %s'
2015-11-11 msarett Make BRD take advantage of zero initialized memory
2015-11-11 robertphillips Readd "immediate" mode
2015-11-11 joshualitt bring up SDL on windows
2015-11-11 egdaniel Move all ShaderBuilder files to GLSL
2015-11-11 msarett Fix -Wunused-parameter errors in SkCodec.h in Android
2015-11-11 bsalomon Fix leaks in unit tests of GrGLTextureInfos

CQ_INCLUDE_TRYBOTS=tryserver.blink:linux_blink_rel
TBR=borenet@google.com

Committed: https://crrev.com/8561f30fdbc43ef7d729afcb186c0bc28e470f14
Cr-Commit-Position: refs/heads/master@{#359190}

[skia-deps-roller, 2015-11-11 22:09:33]

The CQ bit was checked by skia-deps-roller@chromium.org

[commit-bot: I haz the power, 2015-11-11 22:11:18]

CQ is trying da patch. Follow status at
 https://chromium-cq-status.appspot.com/patch-status/1434973003/1
View timeline at
 https://chromium-cq-status.appspot.com/patch-timeline/1434973003/1

[commit-bot: I haz the power, 2015-11-12 00:11:24]

Committed patchset #1 (id:1)

[commit-bot: I haz the power, 2015-11-12 20:01:56]

Patchset 1 (id:??) landed as
https://crrev.com/8561f30fdbc43ef7d729afcb186c0bc28e470f14
Cr-Commit-Position: refs/heads/master@{#359190}