Remove setLocalMatrix calls from picture shader GM.

This makes all --skr tests pass for me.  Enabling it by default in DM.

BUG=skia:2378
R=reed@google.com, mtklein@google.com, fmalita@google.com

Author: mtklein@chromium.org

Review URL: https://codereview.chromium.org/260863007

git-svn-id: http://skia.googlecode.com/svn/trunk/src@14549 2bbb7eff-a529-9590-31e7-b0007b416f81
3 files changed