Merge "Distinguish process-switch for launch trace" into tm-dev am: 8890d473...

Merge "Distinguish process-switch for launch trace" into tm-dev am: 8890d473 am: d8b5b700 am: 151134e7 am: 53bc77ac

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/18451948



Change-Id: I2666fe68d1689e6c2b9c9065987eee6bd0983fe6
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>