Roll src/third_party/skia d0fff5b:3566d44
Roll src/third_party/skia d0fff5b:3566d44

Summary of changes available at:
https://chromium.googlesource.com/skia/+log/d0fff5b..3566d44

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

Commits in this roll:
3566d44 joshualitt@chromium.org Move StrokeRectBatches into .cpp files
966e3d3 herb@google.com Add debug mode to shared mutex.
b1c56ec mtklein@chromium.org unplumb sknx_no_simd
fb33ae1 joshualitt@chromium.org Not correctly initializing VisualBench commandline arguments
9063e42 borenet@google.com Buildbot spec and gyp defs for SK_USE_DISCARDABLE_SCALEDIMAGECACHE bot

Review URL: https://codereview.chromium.org/1350353002

Cr-Commit-Position: 972c6d2dc6dd5efdad1377c0d224e03eb8f276f7@{#349685}

axinging/chromium-crosswalk,axinging/chromium-crosswalk,axinging/chromium-crosswalk,axinging/chromium-crosswalk,axinging/chromium-crosswalk,axinging/chromium-crosswalk,axinging/chromium-crosswalk,axinging/chromium-crosswalk,axinging/chromium-crosswalk,axinging/chromium-crosswalk,axinging/chromium-crosswalk