Roll external/skia 0d851fdff..e60ca7eae (1 commits)

https://skia.googlesource.com/skia.git/+log/0d851fdff..e60ca7eae

2017-10-12 recipe-roller@chromium.org Roll recipe dependencies (trivial).

Test: Presubmit checks will test this change.
Change-Id: I97be651cf2a68de7166b211ba27f1be8e3faa57c
Exempt-From-Owner-Approval: The autoroll bot does not require owner approval.