Roll src/third_party/skia/ 8b858526f..16c1196ea (4 commits)

https://skia.googlesource.com/skia.git/+log/8b858526faf4..16c1196ea6ba

$ git log 8b858526f..16c1196ea --date=short --no-merges --format='%ad %ae %s'
2018-03-16 ethannicholas fix SkSL SPIR-V geometry shaders' entry point declaration
2018-03-16 rmistry Remove Android Framework bot from CQ while server is being upgraded
2018-03-16 ethannicholas we now complain if an SkSL program tries to override the default output
2018-03-16 egdaniel Fix vulkan layout barriers when we are doing in line uploads.

Created with:
  roll-dep src/third_party/skia


The AutoRoll server is located here: https://autoroll.skia.org

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

If the roll is causing failures, please contact the current sheriff, who should
be CC'd on the roll, and stop the roller if necessary.


CQ_INCLUDE_TRYBOTS=master.tryserver.blink:linux_trusty_blink_rel;luci.chromium.try:linux_optional_gpu_tests_rel;master.tryserver.chromium.mac:mac_optional_gpu_tests_rel;master.tryserver.chromium.win:win_optional_gpu_tests_rel
TBR=stephana@chromium.org

Change-Id: I24f30c0216c31dd6705f3287bac5baeb82ffe6a2
Reviewed-on: https://chromium-review.googlesource.com/966941
Commit-Queue: skia-chromium-autoroll <skia-chromium-autoroll@skia-buildbots.google.com.iam.gserviceaccount.com>
Reviewed-by: skia-chromium-autoroll <skia-chromium-autoroll@skia-buildbots.google.com.iam.gserviceaccount.com>
Cr-Commit-Position: refs/heads/master@{#543782}

DEPS

@@ -79,7 +79,7 @@ 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': '8b858526faf4990484f8b14cad4e84ad655125d5',
+  'skia_revision': '16c1196ea6bae60be684f6c37f97348666ceaf2f',
   # Three lines of non-changing comments so that
   # the commit queue can handle CLs rolling V8
   # and whatever else without interference from each other.