Remove unused private fields from PathUtilsBench.

This allows compilation to proceed on Linux with clang when building the "most"
target.

R=robertphillips@google.com

Review URL: https://codereview.chromium.org/18338011

git-svn-id: http://skia.googlecode.com/svn/trunk@9925 2bbb7eff-a529-9590-31e7-b0007b416f81
1 file changed