Roll src/third_party/skia/ 1662257bd..339b84e78 (7 commits)

https://skia.googlesource.com/skia.git/+log/1662257bdaaa..339b84e78cc5

$ git log 1662257bd..339b84e78 --date=short --no-merges --format='%ad %ae %s'
2017-11-10 bungeman Alloc glyph image correctly for SkMask::k3D_Format.
2017-11-14 halcanary GMs:  add platform_font_manager to some names
2017-11-14 egdaniel Move static helper functions for GrPixelConfig to private.
2017-11-14 brianosman Add SkColorSpace_Base::makeColorSpin
2017-11-14 halcanary DM: hide DM:FontMgr behind a factory
2017-11-14 brianosman Revert "Alloc glyph image correctly for SkMask::k3D_Format."
2017-11-13 mtklein remove fontmgr_iter_factory GM

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=brianosman@chromium.org

Change-Id: I690acca37d30e2ef86509768ed24c6b258b2a0fb
Reviewed-on: https://chromium-review.googlesource.com/769207Reviewed-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@{#516385}

DEPS

@@ -74,7 +74,7 @@ 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': '1662257bdaaaf26b016bf2a3e329c34f7f5ed581',
+  'skia_revision': '339b84e78cc5d2ba17b36ba0efb2bdf5efa0c393',
   # Three lines of non-changing comments so that
   # the commit queue can handle CLs rolling V8
   # and whatever else without interference from each other.