Include single_thread_task_runner.h in MessageLoopCurrent since API takes it by value

TBR=fdoray@chromium.org

Bug: 825327
Change-Id: Iead1c89cfc21458e828db8d3b560643dcd088b08
Reviewed-on: https://chromium-review.googlesource.com/1027793
Reviewed-by: Gabriel Charette <gab@chromium.org>
Commit-Queue: Gabriel Charette <gab@chromium.org>
Cr-Commit-Position: refs/heads/master@{#553562}

CrOS-Libchrome-Original-Commit: 02089626a2c677e398fa48796cca4ff6229f90d7
1 file changed
tree: b532c10e6330a3d432c9f63b1eedbd597f5a5f4c
  1. base/
  2. build/
  3. components/
  4. dbus/
  5. device/
  6. ipc/
  7. mojo/
  8. testing/
  9. third_party/
  10. ui/