Roll src/third_party/skia/ fd6ed022d..98ad5b7a4 (10 commits)

https://skia.googlesource.com/skia.git/+log/fd6ed022db18..98ad5b7a4bca

$ git log fd6ed022d..98ad5b7a4 --date=short --no-merges --format='%ad %ae %s'
2018-03-13 ethannicholas Fixed some shader cache issues
2018-03-13 scroggo Remove calls to computeOutputColor- Type and Space
2018-03-12 benjaminwagner Unomit Win Intel Vulkan tests that seem to pass now.
2018-03-12 bungeman IWYU for some test files starting with 'C'.
2018-03-13 halcanary scripts to generate [m]skps, documentation
2018-03-13 caryclark fix fiddle with blur
2018-03-13 bsalomon Add testing-only backend render target support to GrVkGpu.
2018-03-13 caryclark avoid divide by zero
2018-03-13 brianosman Remove use of deprecated MakeFromIRect
2018-03-13 mtklein minor style guide updates and editing

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;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
TBR=stephana@chromium.org

Change-Id: Ie205e4fee46dabeee21c09d15b48a8284503fc2a
Reviewed-on: https://chromium-review.googlesource.com/960882
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@{#542854}

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': 'fd6ed022db18d7e1b48a544f4e0f0dbf6ef206b6',
+  'skia_revision': '98ad5b7a4bcab3cb9a9bcd2e1a63976133515806',
   # Three lines of non-changing comments so that
   # the commit queue can handle CLs rolling V8
   # and whatever else without interference from each other.