[manifest] Roll skia f40ddfabb..a38ab3b09 (2 commits)

https://skia.googlesource.com/skia.git/+log/f40ddfabb..a38ab3b09

2018-10-10 recipe-roller@chromium.org Roll recipe dependencies (trivial).
2018-10-10 skia-autoroll@skia-public.iam.gserviceaccount.com Roll third_party/externals/angle2 e7ece9e22c87..31116738adbd (7 commits)


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: I678bd6a5c0116ac090a1f10444601a771196895d
diff --git a/manifest/skia b/manifest/skia
index 0a9e0c9..e72cb33 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="f40ddfabb7f056cfb1702891464b031049a2a230"/>
+             revision="a38ab3b094bae9cfda82829cc0cb2ca89449faca"/>
   </projects>
 </manifest>