Merge "Replace #apex with #systemapi" am: 1cca540feb am: 2a9c778583 am: 2bb284308a am: eb0c7481d9 am: c01c7368c4

Original change: https://android-review.googlesource.com/c/platform/frameworks/av/+/2155621

Change-Id: I886ce74ec92800eefcaed4adc1c80b5b68b9da63
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>