tree 077ca4ce9ab11d8129f07253b30c11a5057c8672
parent 11fca3f29f0117eda798c67fafde40465d9903e1
author mtklein <mtklein@chromium.org> 1410539756 -0700
committer Commit bot <commit-bot@chromium.org> 1410539756 -0700

Let SkTaskGroup work synchronously if no one created an SkTaskGroup::Enabler.

Tested by running DM with its SkTaskGroup::Enabler commented out.  Slow, but completed correctly.

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

Author: mtklein@chromium.org

Review URL: https://codereview.chromium.org/556223003