11a6820f7c
For some reason, we launched Safari from a file, which since macOS 10.14 requires the user to confirm the operation in a modal dialog which caused timeouts. * Removed unused http test driver port option. * Added some basic tests for test.py's browser interactions. Bug: b/208186791 Change-Id: I070529148d37bf312f219c576abca3da972f73e6 Reviewed-on: https://dart-review.googlesource.com/c/sdk/+/204202 Commit-Queue: Alexander Thomas <athom@google.com> Reviewed-by: William Hesse <whesse@google.com>