Make PasswordManagerPorterTest a ChromeRenderViewHostTestHarness

This simplifies the test fixture and allows the tests to pass in
single process mash.

(Technically, they also pass in single process mash without this change,
but would cease to do so after AuraTestSuite stops creating an
InputDeviceClient, which will soon happen.)

Bug: 905430

Change-Id: Ie2a08154d28fbe3a17148c3097eb1d2278ae8ef6
Reviewed-on: https://chromium-review.googlesource.com/c/1343293
Reviewed-by: Vasilii Sukhanov <vasilii@chromium.org>
Commit-Queue: Evan Stade <estade@chromium.org>
Cr-Commit-Position: refs/heads/master@{#609749}
1 file changed