fix the error that path is inversed for stroke and strokeAndFill styles.

However, because hairline stroke + fill = fill (see src/core/SkStrokeRec.cpp), strokeAndFill will be thought as fill style when paint.getStrokeWidth() <= 0, this edge case can be inverse-filled.

BUG=skia:2222
R=bsalomon@google.com, reed@google.com

Author: yunchao.he@intel.com

Review URL: https://codereview.chromium.org/183683010

git-svn-id: http://skia.googlecode.com/svn/trunk/src@14561 2bbb7eff-a529-9590-31e7-b0007b416f81
4 files changed