[automerger skipped] Merge "Remove ndk_platform backend. Use the ndk backend." am: 18e980bac2 am: 27b19b918b am: ef90be2d62 am: a39725ccb6 am: e1a8d21728 -s ours

am skip reason: Merged-In Ifadc89ec1cdb32dc39d5639665167c7bae336836 with SHA-1 1f909ca20a is already in history

Original change: https://android-review.googlesource.com/c/platform/hardware/libhardware_legacy/+/1789270

Change-Id: I76a11f87ab347c4f8957c24a655100a79328c1d2