Roll src/third_party/skia/ d50e24017..cbecb082d (2 commits).

https://chromium.googlesource.com/skia.git/+log/d50e2401787d..cbecb082d15d

$ git log d50e24017..cbecb082d --date=short --no-merges --format='%ad %ae %s'
2016-07-22 csmartdalton Allow GrReducedClip to take non-integer query bounds
2016-07-22 mtklein Add SkRasterPipeline blitter.

CQ_INCLUDE_TRYBOTS=master.tryserver.blink:linux_blink_rel
TBR=jcgregorio@google.com

Review-Url: https://codereview.chromium.org/2171393002
Cr-Commit-Position: refs/heads/master@{#407195}

DEPS

@@ -36,7 +36,7 @@ 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': 'd50e2401787dc5632453293b65f8255b12450b9b',
+  'skia_revision': 'cbecb082d15da3c9cc5ac7192b243fd26dc29a57',
   # Three lines of non-changing comments so that
   # the commit queue can handle CLs rolling V8
   # and whatever else without interference from each other.