Merge "Revert "graphics: improve preloading for IMapper default impl"" am: aab958fef0 am: 3ce3ee6427

Original change: https://android-review.googlesource.com/c/platform/hardware/interfaces/+/2497376

Change-Id: I76b1c408e8f72adebdc15ba429746fd0bde2729e
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>