Roll ../src/third_party/skia/ b33feaca1..9874bf1bc (19 commits) (#4919)

https://skia.googlesource.com/skia.git/+log/b33feaca1caa..9874bf1bcecd

$ git log b33feaca1..9874bf1bc --date=short --no-merges --format='%ad %ae %s'
2018-04-02 angle-skia-autoroll Roll skia/third_party/externals/angle2/ d104918fd..5a7e61bbd (1 commit)
2018-03-29 halcanary SkPDF/SkTypefaceMetrics: Set PostScript Name in Directwrite backend.
2018-04-02 djsollen Add multilib support as the default build option for libskqp
2018-04-02 mtklein In older STLs, std::vector::insert() returns void.
2018-04-02 benjaminwagner Revert "Temporarily remove Win10 QuadroP400 from CQ."
2018-04-02 halcanary SkPDF/Clusterator: a second test
2018-03-28 csmartdalton ccpr: Normalize homogeneous coords with frexp/ldexp
2018-04-02 robertphillips Turn on rendertarget sorting
2018-03-22 mtklein implement SkTDArray with std::vector
2018-04-02 egdaniel Remove specVersion check on vk extensions.
2018-04-02 kjlubick Add mock gl fuzzer
2018-04-02 skcms-skia-autoroll Roll skia/third_party/externals/skcms/ a0790e0c9..d2cc6a7f7 (1 commit)
2018-04-02 kjlubick Roll Pixel 2 XL version
2018-03-21 caryclark fix SkRRect fuzzer assert
2018-04-02 kjlubick More nans causing infinite recursion in GrPathUtils::convertCubicToQuads
2018-04-02 caryclark fix a couple of minor surface doc changes
2018-03-29 ethannicholas fix for frexp dataflow analysis
2018-04-01 update-skps Update SKP version
2018-03-31 rmistry Revert "Whitespace change"

Created with:
  roll-dep ../src/third_party/skia

DEPS

@@ -23,7 +23,7 @@ vars = {
   'fuchsia_git': 'https://fuchsia.googlesource.com',
   'github_git': 'https://github.com',
   'skia_git': 'https://skia.googlesource.com',
-  'skia_revision': 'b33feaca1caa965677d92ad7d4d37dda1367fb88',
+  'skia_revision': '9874bf1bcecd0113087bd8a51cf838da0efa3bfe',
 
   # When updating the Dart revision, ensure that all entries that are
   # dependencies of Dart are also updated to match the entries in the

travis/licenses_golden/licenses_third_party

-Signature: 0bcdb05515ca500aaa3f1a8349501cf4
+Signature: 6d40c6cdc2b0a27173677e57f49fb54a
 
 UNUSED LICENSES: