remove SK_SUPPORT_LEGACY_COPYTO_CONFIG

R=halcanary@google.com
TBR=halcanary@google.com
NOTRY=True
NOTREECHECK=True

Author: reed@chromium.org

Review URL: https://codereview.chromium.org/196003003

git-svn-id: http://skia.googlecode.com/svn/trunk@13753 2bbb7eff-a529-9590-31e7-b0007b416f81
1 file changed