Add wrapper script for running chromedriver tests

This centralizes the script so that we keep track of which test suites
are using the isolated script interface. It also makes the test suite
conform fully to the isolated script interface, specifically the filter
interface.

Bug: 533481
Change-Id: If1a6c394ad7a00b4767565977674f9106ce6cb93
Reviewed-on: https://chromium-review.googlesource.com/1100160
Reviewed-by: John Budorick <[email protected]>
Reviewed-by: Robbie Iannucci <[email protected]>
Reviewed-by: Caleb Rouleau <[email protected]>
Reviewed-by: Kenneth Russell <[email protected]>
Reviewed-by: John Chen <[email protected]>
Commit-Queue: Stephen Martinis <[email protected]>
Cr-Commit-Position: refs/heads/master@{#570496}
4 files changed