Re-land: Re-enable multi-process IPC tests on Android.

This is possible by using the alternate test child implementation.

This re-land is identical to the original CL.

TBR=tsepez@chromium.org

Review-Url: https://codereview.chromium.org/1950143003
Cr-Commit-Position: refs/heads/master@{#391762}


CrOS-Libchrome-Original-Commit: 6de2ee4f09f623c82726ac9ee0b052dd7eaffd07
8 files changed
tree: d02226513c37871bf897c8230496b330ec400b22
  1. base/
  2. build/
  3. components/
  4. dbus/
  5. device/
  6. ipc/
  7. mojo/
  8. testing/
  9. third_party/
  10. ui/