[automerge] Fix NPE 2p: e51c4026

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/19886855

Bug: 241764350
Bug: 241764340
Bug: 241764135
Bug: 242702935
Bug: 242703118
Bug: 242703202
Bug: 242702851
Bug: 242703217
Bug: 242703556
Change-Id: If4fbb93679e171c01f687d2e4a91ac6aa81a7677
Merged-In: I9c681106f6d645e62b0e44903d40aa523fee0e95