Revert^2 "Look for types instead of names in AIDL metadata" am: 29e350b858

Original change: https://android-review.googlesource.com/c/platform/system/libvintf/+/2862666

Change-Id: I3238a5d460272ba0a8d363f82c71fdd1305c7ff5
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>