Roll src/third_party/skia/ c6c5eade8..21dfd8467 (29 commits)

https://skia.googlesource.com/skia.git/+log/c6c5eade823a..21dfd846724a

$ git log c6c5eade8..21dfd8467 --date=short --no-merges --format='%ad %ae %s'
2018-04-13 angle-skia-autoroll Roll third_party/externals/angle2/ ed8d5ec73..cc1293775 (1 commit)
2018-04-12 liyuqian Limit our IsBadForDAA for stroke width > 0 and <= 2
2018-04-12 csmartdalton ccpr: Actually blacklist ANGLE
2018-04-12 angle-skia-autoroll Roll third_party/externals/angle2/ 14f4817c4..ed8d5ec73 (8 commits)
2018-04-12 reed can't abort looper loop, as saveCount won't be balanced
2018-04-12 egdaniel Don't create lazy proxys if their width/height is greater than max tex size
2018-04-12 robertphillips Actually generate the gm images on the DDL1 bot
2018-04-12 caryclark son of path is rect bug
2018-04-12 ethannicholas workaround for buggy macOS GLSL shader compiler
2018-04-12 egdaniel Delete getRenderTargetHandle call on SkSurface.
2018-04-12 reed check for non-finite values output by clipper
2018-04-12 brianosman Fail fast when trying to make a texture that's too large
2018-04-12 djsollen Include shadow ops in the debugger.
2018-04-11 liyuqian Reland "Add private fIsBadForDAA bit to SkPath"
2018-04-12 reed add conservative bounds to raster tiling
2018-04-12 reed always clear the looper when we're unrolling it, to not confused devices
2018-04-11 robertphillips Disable CCPR and the small path renderer on DDL1 bot
2018-04-12 caryclark another rect is path fix
2018-04-11 robertphillips Add SK_SUPPORT_LEGACY_BACKEND_OBJECTS
2018-04-11 csmartdalton Implement Sk2f Load2
2018-04-11 csmartdalton ccpr: Blacklist ANGLE again
2018-04-11 robertphillips Allow SkImage_Gpu to fail some requests in DDL mode
2018-04-11 cwallez update_meta_config: Use new LUCI optional GPU trybot on Windows
2018-04-11 csmartdalton Implement Sk4f min/max
2018-04-11 liyuqian Remove obsolete comment
2018-04-11 benjaminwagner Upgrade PixelC and NexusPlayer OS.
2018-04-12 angle-skia-autoroll Roll third_party/externals/angle2/ 2dadd1d08..14f4817c4 (2 commits)
2018-04-11 caryclark fix bm gm
2018-04-12 mtklein skcms→1654786 concat gamut transform matrices together

Created with:
  roll-dep src/third_party/skia
BUG=chromium:824145,chromium:821353,chromium:818693,chromium:820245,chromium:820470,chromium:824145,chromium:815092


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:android_optional_gpu_tests_rel;luci.chromium.try:linux_optional_gpu_tests_rel;luci.chromium.try:mac_optional_gpu_tests_rel;luci.chromium.try:win_optional_gpu_tests_rel
TBR=borenet@chromium.org

Change-Id: Ic83a9e3addd0c3593736a5bd03a4b4b2d37b7c51
Reviewed-on: https://chromium-review.googlesource.com/1011738Reviewed-by: skia-chromium-autoroll <skia-chromium-autoroll@skia-buildbots.google.com.iam.gserviceaccount.com>
Commit-Queue: Eric Boren <borenet@chromium.org>
Cr-Commit-Position: refs/heads/master@{#550739}

DEPS

@@ -86,7 +86,7 @@ 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': 'c6c5eade823a399efc1671c2c7f1bc278273d2d5',
+  'skia_revision': '21dfd846724a00544ae55b1f75d8cf12b47746e7',
   # Three lines of non-changing comments so that
   # the commit queue can handle CLs rolling V8
   # and whatever else without interference from each other.