tree 84ae073681487073f6ed1b0ae3e7f1c84f4ac9ce
parent 05849018c85403a34b88819db1c4bcf713b70a2b
author caryclark <caryclark@google.com> 1458301463 -0700
committer Commit bot <commit-bot@chromium.org> 1458301463 -0700

allow one zero length dash

If the constructed stroke that represents a dash has a
single dash of length zero, and the end cap is square or
round, draw the cap.

The old code initialized the initial dash length to zero,
making it ambiguous whether the first length is zero or
not.

R=robertphillips@google.com
BUG=583299
GOLD_TRYBOT_URL= https://gold.skia.org/search2?unt=true&query=source_type%3Dgm&master=false&issue=1805963002

Review URL: https://codereview.chromium.org/1805963002