Remove PyAuto, cros_ui_test, and dependent tests.

The PyAuto framework code, the cros_ui_test module, and the tests
that depend on it are deprecated, obsolete, and generally
non-functional.  So, delete them.

BUG=chromium:224072
TEST=cros_run_bvt

Change-Id: I3ec9145dca1afae4b2f0a68015b71cfdc222fdc8
Reviewed-on: https://chromium-review.googlesource.com/210581
Reviewed-by: Simran Basi <sbasi@chromium.org>
Reviewed-by: Achuith Bhandarkar <achuith@chromium.org>
Commit-Queue: Richard Barnette <jrbarnette@chromium.org>
Tested-by: Richard Barnette <jrbarnette@chromium.org>
52 files changed