Attempt to fix flaky E2E screen trace by relaunching the activity.

[jeremyjiang-dev]

The other test with _st_FirebasePerfScreenTracesActivity is not flaky and relaunches the activity at the end of the test, so I am trying to relaunch the activity to ensure the screen trace is sent.

[google-oss-bot]

Coverage Report ¹

Affected Products

No changes between base commit (7926a0a) and merge commit (38d0cb3).

Test Logs

• Base (7926a0a): https://android-ci.firebaseopensource.com/view/gcs/android-ci/logs/postsubmit-check-coverage/1523719210469953541
• Merge (38d0cb3): https://android-ci.firebaseopensource.com/view/gcs/android-ci/pr-logs/pull/firebase_firebase-android-sdk/3711/check-coverage-changed/1524115448352739334

Notes

• Commit (38d0cb3) is created by Prow via merging PR base commit (7926a0a) and head commit (4419abb).
• Run gradle <product>:checkCoverage to produce HTML coverage reports locally. After gradle commands finished, report files can be found under <product-build-dir>/reports/jacoco/.

1. https://storage.googleapis.com/firebase-sdk-metric-reports/4FJsTgiIDo.html

[jeremyjiang-dev]

/run binary-size

[google-oss-bot]

@jeremyjiang-dev: The following tests failed, say /retest to rerun them all:

Test name	Commit	Details	Rerun command
smoke-tests	4419abb	link	/test smoke-tests
binary-size	4419abb	link	/run binary-size

Instructions for interacting with me using PR comments are available here. If you have questions or suggestions related to my behavior, please file an issue against the kubernetes/test-infra repository. I understand the commands that are listed here.

[jeremyjiang-dev]

Merging this PR.
binary-size and smoke-test checks are failed due to jcenter dependency, which is deprecated. These are not related to this PR.