ext4: different maxbytes functions for bitmap & extent	files
ext4: different maxbytes functions for bitmap & extent	files

use 2 different maxbytes functions for bitmapped & extent-based
files.

Signed-off-by: Eric Sandeen <d55521028c14e0f378be5444e4ea388161c0d7e7@redhat.com>

KristFoundation/Programs,KristFoundation/Programs,TeamVee-Kanas/android_kernel_samsung_kanas,KristFoundation/Programs,TeamVee-Kanas/android_kernel_samsung_kanas,KristFoundation/Programs,TeamVee-Kanas/android_kernel_samsung_kanas,TeamVee-Kanas/android_kernel_samsung_kanas,KristFoundation/Programs,KristFoundation/Programs,TeamVee-Kanas/android_kernel_samsung_kanas