Roll src/third_party/skia/ 1a48e1330..d7ec12e41 (1 commit).

https://chromium.googlesource.com/skia.git/+log/1a48e13303ec..d7ec12e41cce

$ git log 1a48e1330..d7ec12e41 --date=short --no-merges --format='%ad %ae %s'
2016-06-20 reed assert that non-empty clips have non-empty bounds

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

Review-Url: https://codereview.chromium.org/2087563002
Cr-Commit-Position: refs/heads/master@{#400751}

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': '1a48e13303ec58ea2c6411651f19baf765b66651',
+  'skia_revision': 'd7ec12e41cce090ec0b2e68e995ea511d33c9967',
   # Three lines of non-changing comments so that
   # the commit queue can handle CLs rolling V8
   # and whatever else without interference from each other.