tree 59da053ccc17f6f3f5aba322d3f0bfb512511e30
parent 9b09cd8372ad0b25da20a50d9967bb02f9f2f9d8
author msarett <msarett@google.com> 1472507544 -0700
committer Commit bot <commit-bot@chromium.org> 1472507544 -0700

Skip spinlock overhead on Android

Using the spinlock is only necessary when we multiple threads
might use a GrContext.  Android uses the GrContext from a
single thread, so these locks are not needed.

This is a temporary fix until we can refactor to avoid
creating GrContexts in a global memory pool.

BUG=skia:5696
GOLD_TRYBOT_URL= https://gold.skia.org/search?issue=2293633003

Review-Url: https://codereview.chromium.org/2293633003