Roll src/third_party/skia/ cb4efa90a..1afb8f896 (1 commit).

https://chromium.googlesource.com/skia.git/+log/cb4efa90ab5f..1afb8f8965b0

$ git log cb4efa90a..1afb8f896 --date=short --no-merges --format='%ad %ae %s'
2016-06-22 rmistry Revert of add a Chrome builder to the CQ (patchset #1 id:1 of https://codereview.chromium.org/2085333002/ )

CQ_INCLUDE_TRYBOTS=tryserver.blink:linux_blink_rel
TBR=brianosman@google.com

Review-Url: https://codereview.chromium.org/2085403002
Cr-Commit-Position: refs/heads/master@{#401444}

DEPS

@@ -39,7 +39,7 @@ vars = {
   # Three lines of non-changing comments so that
   # the commit queue can handle CLs rolling Skia
   # and whatever else without interference from each other.
-  'skia_revision': 'cb4efa90ab5f6ea7cf5e0f44aec6f4e6418aad3d',
+  'skia_revision': '1afb8f8965b0549525c1ad8d8baa885ccdb48f6d',
   # Three lines of non-changing comments so that
   # the commit queue can handle CLs rolling V8
   # and whatever else without interference from each other.