explicitly track if a path is finite or not
we need this (it appears) so we can definitively reject non-finite paths
in canvas, before passing them down into the guts.
Review URL: https://codereview.appspot.com/6453047

git-svn-id: http://skia.googlecode.com/svn/trunk@4784 2bbb7eff-a529-9590-31e7-b0007b416f81
6 files changed