tree b6340e440d7e1b776642163ff7020f86975ec6e4
parent 6af46c2009eff7ae6513cefd15dd406f35766fb0
author Nigel Tao <nigeltao@golang.org> 1430291136 +1000
committer Nigel Tao <nigeltao@golang.org> 1430721712 +0000

draw: make op a mandatory argument, not optional.

Change-Id: Ic08ce587cf458444b098b752f0fa7ab16d43c914
Reviewed-on: https://go-review.googlesource.com/9468
Reviewed-by: Rob Pike <r@golang.org>