fix path to rect when missing close verb

R=brianosman@google.com,robertphillips@google.com
TBR=reed@google.com
Bug: 824145,skia:7792
Change-Id: I24f121cfa7d437c95b94bd917d3c4888a10c519e
Reviewed-on: https://skia-review.googlesource.com/119569
Commit-Queue: Cary Clark <caryclark@skia.org>
Reviewed-by: Brian Osman <brianosman@google.com>
Reviewed-by: Robert Phillips <robertphillips@google.com>
3 files changed