add initial unittests for std words (more to do) git-svn-id: http://skia.googlecode.com/svn/trunk@347 2bbb7eff-a529-9590-31e7-b0007b416f81
git-svn-id: http://skia.googlecode.com/svn/trunk@343 2bbb7eff-a529-9590-31e7-b0007b416f81