move all flag bits up by 1, to accomodate new flag in SkPaint

BUG=

Review URL: https://codereview.chromium.org/15739006

git-svn-id: http://skia.googlecode.com/svn/trunk@9237 2bbb7eff-a529-9590-31e7-b0007b416f81
1 file changed