Fix heartbeat tests

[VinayGuthal]

Fix heartbeat tests so that copybara passes gracefully

[google-oss-bot]

Size Report ¹

Affected Products

No changes between base commit (69104c7) and merge commit (9702c33).

Test Logs

• Base (69104c7): https://android-ci.firebaseopensource.com/view/gcs/android-ci/logs/postsubmit-binary-size/1490441131119349760
• Merge (9702c33): https://android-ci.firebaseopensource.com/view/gcs/android-ci/pr-logs/pull/firebase_firebase-android-sdk/3413/binary-size/1490709410039730181

Notes

• Commit (9702c33) is created by Prow via merging PR base commit (69104c7) and head commit (8fbbf53).

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

[google-oss-bot]

Coverage Report ¹

Affected Products

No changes between base commit (69104c7) and merge commit (666e5c7).

Test Logs

• Base (69104c7): https://android-ci.firebaseopensource.com/view/gcs/android-ci/logs/postsubmit-check-coverage/1490439333390323715
• Merge (666e5c7): https://android-ci.firebaseopensource.com/view/gcs/android-ci/pr-logs/pull/firebase_firebase-android-sdk/3413/check-coverage-changed/1490709117881290755

Notes

• Commit (666e5c7) is created by Prow via merging PR base commit (69104c7) and head commit (90b3847).
• 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/43NnNErN4x.html

[google-oss-bot]

@VinayGuthal: The following test failed, say /retest to rerun them all:

Test name	Commit	Details	Rerun command
device-check-changed	8fbbf53	link	/test device-check-changed

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.