Remove RHB msaa4 from bench_pictures cfg

NOTRY=true
BUG=skia:2386
R=robertphillips@google.com

Author: borenet@google.com

Review URL: https://codereview.chromium.org/224303002

git-svn-id: http://skia.googlecode.com/svn/trunk@14047 2bbb7eff-a529-9590-31e7-b0007b416f81
1 file changed