Skia roll dc53701:60cc7d3

https://skia.googlesource.com/skia/+log/dc53701216c0e9f98eacf6c0cda769ebbd200b59..60cc7d353b2adc8fcc1712e1f7a965e70121ebcc

CQ_EXTRA_TRYBOTS=tryserver.blink:linux_blink_rel
TBR=djsollen@google.com

Review URL: https://codereview.chromium.org/510393002

Cr-Commit-Position: refs/heads/master@{#292461}

DEPS

@@ -38,7 +38,7 @@ vars = {
   # to update other nacl_*_revision's.
   'libvpx_revision': '4e6bc04ba5f53c570e057fe1df5c470a67aaf144', # r291661
   'sfntly_revision': '1bdaae8fc788a5ac8936d68bf24f37d977a13dac',
-  'skia_revision': 'dc53701216c0e9f98eacf6c0cda769ebbd200b59',
+  'skia_revision': '60cc7d353b2adc8fcc1712e1f7a965e70121ebcc',
   # Three lines of non-changing comments so that
   # the commit queue can handle CLs rolling Skia
   # and V8 without interference from each other.