GitLab

Mostly unused functions and variables removed.

BUG=None
TEST=ninja -C out/Debug most
     ninja -C out/Release most

R=bsalomon@google.com, caryclark@google.com, robertphillips@google.com

Author: tfarina@chromium.org

Review URL: https://codereview.chromium.org/27933002

git-svn-id: http://skia.googlecode.com/svn/trunk@11884 2bbb7eff-a529-9590-31e7-b0007b416f81