Fix a unit test for single process mash.

- ArcVoiceInteractionFrameworkServiceTest.CapturingScreenshotBlocksIncognitoWindows

Bug: 905430
Change-Id: If332da0d0abcd722a82a51c9a84bc39d2c0735e3
Reviewed-on: https://chromium-review.googlesource.com/c/1354678
Reviewed-by: Scott Violet <sky@chromium.org>
Commit-Queue: Evan Stade <estade@chromium.org>
Cr-Commit-Position: refs/heads/master@{#613141}
1 file changed