Roll src/third_party/skia 402448d:5d8388b

Summary of changes available at:
https://chromium.googlesource.com/skia/+log/402448d..5d8388b

CQ_EXTRA_TRYBOTS=tryserver.blink:linux_blink_rel,linux_blink_dbg
TBR=fmalita@google.com

Review URL: https://codereview.chromium.org/890533003

Cr-Commit-Position: refs/heads/master@{#313725}

DEPS

@@ -42,7 +42,7 @@ vars = {
   'boringssl_git': 'https://boringssl.googlesource.com',
   'libvpx_revision': 'cf86fa704b0d6da24d1a9adb36001f9bc5df351f',
   'sfntly_revision': '1bdaae8fc788a5ac8936d68bf24f37d977a13dac',
-  'skia_revision': '402448d6818cab9d7b7633a0c18fcf574c915357',
+  'skia_revision': '5d8388b667d7b794cb83a66f04154f672207e3e2',
   # Three lines of non-changing comments so that
   # the commit queue can handle CLs rolling Skia
   # and V8 without interference from each other.