Merge "media.bufferpool2: Ensure uniqueness of connection id" into main am: e540e3385d

Original change: https://android-review.googlesource.com/c/platform/hardware/interfaces/+/3118258

Change-Id: I15540b657902daa97eb6a2027d85f7921f3991f8
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>