Revert "Make ROM zip compatible with ext4/f2fs"

This reverts commit f78f8082909a6d2737f792c64f427c6930ae646d.

Change-Id: I23738d64b723ede0900e6022f7860f1a00d937e6
Merge "Revert "Make ROM zip compatible with ext4/f2fs"" into kitkat