[manifest] Roll skia 0a8b4e1ac..51916083e (2 commits)

https://skia.googlesource.com/skia.git/+log/0a8b4e1ac..51916083e

2018-11-05 skia-recreate-skps@skia-swarming-bots.iam.gserviceaccount.com Update go_deps asset
2018-11-05 skia-bookmaker@skia-swarming-bots.iam.gserviceaccount.com Update markdown files


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

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.


TEST=CQ

Change-Id: Id83b34e390782d44014ffd1948d3075e9a721868
diff --git a/manifest/skia b/manifest/skia
index b81099f..5c1b632 100644
--- a/manifest/skia
+++ b/manifest/skia
@@ -4,6 +4,6 @@
     <project name="external/skia.googlesource.com/skia"
              path="third_party/skia"
              remote="https://skia.googlesource.com/skia"
-             revision="0a8b4e1acbd6100e81f3d825ce3d087928744010"/>
+             revision="51916083e75254f7bb46ad0e638530259026813a"/>
   </projects>
 </manifest>