[automerger skipped] Merge "Add toString for SRVCC state" am: aac5467d8a am: 4b60ae98d3 am: e77d2c99cf -s ours am: d301a7c86d -s ours am: 220d88854d -s ours

am skip reason: Merged-In Ife7889cd39a9a0f86b8966849dba93212fb10f42 with SHA-1 c3afd241c8 is already in history

Original change: https://android-review.googlesource.com/c/platform/frameworks/base/+/2528706

Change-Id: I29bc1277d6ebe5eaa941f20d144fbec4665eff6d
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>