Roll src/third_party/skia/ 3f3075819..baf41bd1c (4 commits)

https://skia.googlesource.com/skia.git/+log/3f3075819f24..baf41bd1c8d9

$ git log 3f3075819..baf41bd1c --date=short --no-merges --format='%ad %ae %s'
2017-05-31 iannucci Convert last step.context stragglers.
2017-06-01 borenet Fix missing CIPD package for Valgrind perf bots
2017-05-31 mtklein reland: We can mask load and store with just AVX
2017-05-31 robertphillips Disable deferred proxies for M60 branch

Created with:
  roll-dep src/third_party/skia


Documentation for the AutoRoller is here:
https://skia.googlesource.com/buildbot/+/master/autoroll/README.md

If the roll is causing failures, see:
http://www.chromium.org/developers/tree-sheriffs/sheriff-details-chromium#TOC-Failures-due-to-DEPS-rolls


CQ_INCLUDE_TRYBOTS=master.tryserver.blink:linux_trusty_blink_rel;master.tryserver.chromium.linux:linux_optional_gpu_tests_rel;master.tryserver.chromium.mac:mac_optional_gpu_tests_rel;master.tryserver.chromium.win:win_optional_gpu_tests_rel;master.tryserver.chromium.android:android_optional_gpu_tests_rel
TBR=herb@chromium.org

Change-Id: Ibf8637cad87af9bd8590800d87bcd92a53651a97
Reviewed-on: https://chromium-review.googlesource.com/520713Reviewed-by: Skia Deps Roller <skia-deps-roller@chromium.org>
Commit-Queue: Skia Deps Roller <skia-deps-roller@chromium.org>
Cr-Commit-Position: refs/heads/master@{#476287}

DEPS

@@ -40,7 +40,7 @@ vars = {
   # Three lines of non-changing comments so that
   # the commit queue can handle CLs rolling Skia
   # and whatever else without interference from each other.
-  'skia_revision': '3f3075819f242158dcfc1690df5c15ba39c5dbb3',
+  'skia_revision': 'baf41bd1c8d9d3741349d6cc531d0bfc3df96f92',
   # Three lines of non-changing comments so that
   # the commit queue can handle CLs rolling V8
   # and whatever else without interference from each other.