Merge "libstagefright_aidl_bufferpool2: avoid list<const T>" into main am: 9c94c5c44b am: 285af4d728

Original change: https://android-review.googlesource.com/c/platform/hardware/interfaces/+/3151178

Change-Id: I14dba41bd53f1a9bf52255adc44de4ea4e9af7e8
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>