Merge "Use map_file_generator only for the supported file systems" am:...

Merge "Use map_file_generator only for the supported file systems" am: cf92cdff am: 514a12d7 am: 8caeb649 am: 06da5619 am: 113cb98b

Original change: https://android-review.googlesource.com/c/platform/build/+/2627751



Change-Id: I011c6c818f1f618511c7e5bb4d4597fc79d9a8b5
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>