[automerger skipped] Merge "Reland "Distinguish warm/hot launch by whether the...

[automerger skipped] Merge "Reland "Distinguish warm/hot launch by whether the activity has attached process"" into rvc-qpr-dev am: 06c050ca am: 6d63debf -s ours

am skip reason: Change-Id I2b8e45ddfd76ce4fb0fdb0c244a8f4170fbabd21 with SHA-1 922079e2 is in history

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/12922397

Change-Id: I596ccdd5d0985459fd74a839d69f582464910a82