Backport early exit from Web

[schmidt-sebastian]

See https://github.com/firebase/firebase-js-sdk/pull/6075/files

[google-oss-bot]

Coverage Report ¹

Affected Products

• firebase-firestore

  Overall coverage changed from 45.68% (a0c54fd) to 45.68% (23a30d0) by +0.01%.

  Filename	Base (a0c54fd)	Merge (23a30d0)	Diff
  DeleteMutation.java	90.00%	95.00%	+5.00%
  SetMutation.java	94.29%	97.14%	+2.86%

Test Logs

• Base (a0c54fd): https://android-ci.firebaseopensource.com/view/gcs/android-ci/logs/postsubmit-check-coverage/1507094793690288129
• Merge (23a30d0): https://android-ci.firebaseopensource.com/view/gcs/android-ci/pr-logs/pull/firebase_firebase-android-sdk/3595/check-coverage-changed/1508576191789928448

Notes

• Commit (23a30d0) is created by Prow via merging PR base commit (a0c54fd) and head commit (38a0b2d).
• 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/RHxTjVdWmA.html

[google-oss-bot]

Size Report ¹

Affected Products

• firebase-firestore

  Type	Base (a0c54fd)	Merge (23a30d0)	Diff
  aar	1.24 MB	1.24 MB	+2 B (+0.0%)
  apk (release)	3.38 MB	3.38 MB	-104 B (-0.0%)

Test Logs

• Base (a0c54fd): https://android-ci.firebaseopensource.com/view/gcs/android-ci/logs/postsubmit-binary-size/1507094793690288130
• Merge (23a30d0): https://android-ci.firebaseopensource.com/view/gcs/android-ci/pr-logs/pull/firebase_firebase-android-sdk/3595/binary-size/1508576191794122757

Notes

• Commit (23a30d0) is created by Prow via merging PR base commit (a0c54fd) and head commit (38a0b2d).

1. https://storage.googleapis.com/firebase-sdk-metric-reports/9qG5BPMIrI.html