GitLab

https://codereview.chromium.org/794923003/ had a few problems:
 - it broke uiautomator test output parsing
 - it had a typo in InstrumentationTestInstance
 - it had an error in how it handles instrumentation's test dict objects

BUG=428729

Review URL: https://codereview.chromium.org/854733002

Cr-Commit-Position: refs/heads/master@{#311575}