more rebaselines for shadertext

TBR=epoger
NOTRY=True

Author: reed@google.com

Review URL: https://codereview.chromium.org/302433017

git-svn-id: http://skia.googlecode.com/svn/trunk@14927 2bbb7eff-a529-9590-31e7-b0007b416f81
10 files changed