Roll src/third_party/skia/ 8e8eda9d4..93c69fff5 (4 commits).

Roll src/third_party/skia/ 8e8eda9d4..93c69fff5 (4 commits).

https://chromium.googlesource.com/skia.git/+log/8e8eda9d4d2e..93c69fff5350

$ git log 8e8eda9d4..93c69fff5 --date=short --no-merges --format='%ad %ae %s'
2015-11-23 scroggo Revert of Add SkPngChunkReader. (patchset #9 id:160001 of https://codereview.chromium.org/1040453002/ )
2015-11-23 msarett Revert of Switch Skia's libjpeg-turbo to 1.4.2 (patchset #2 id:160001 of https://codereview.chromium.org/1469553002/ )
2015-11-23 scroggo Add SkPngChunkReader.
2015-11-23 bsalomon Review URL: https://codereview.chromium.org/1464593004

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

Committed: https://crrev.com/96ecfe9af345a389d1de338d953305f0287a522d
Cr-Commit-Position: refs/heads/master@{#361137}

[skia-deps-roller, 2015-11-23 16:05:11]

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

[commit-bot: I haz the power, 2015-11-23 16:05:20]

CQ is trying da patch. Follow status at
 https://chromium-cq-status.appspot.com/patch-status/1471803002/1
View timeline at
 https://chromium-cq-status.appspot.com/patch-timeline/1471803002/1

[commit-bot: I haz the power, 2015-11-23 18:00:46]

Committed patchset #1 (id:1)

[commit-bot: I haz the power, 2015-11-23 18:01:20]

Patchset 1 (id:??) landed as
https://crrev.com/96ecfe9af345a389d1de338d953305f0287a522d
Cr-Commit-Position: refs/heads/master@{#361137}