Android: Adding more convenient TaskTraits

Change-Id: I5a286f78af72bf48713f492717afca09471719f0
Reviewed-on: https://chromium-review.googlesource.com/c/1460869
Auto-Submit: Sam Maier <smaier@chromium.org>
Commit-Queue: Alex Clarke <alexclarke@chromium.org>
Reviewed-by: Alex Clarke <alexclarke@chromium.org>
Cr-Commit-Position: refs/heads/master@{#631179}
1 file changed