Btrfs: kill replicate code in replay_one_buffer
Btrfs: kill replicate code in replay_one_buffer

EXTREF is treated same as REF, so we can make the code tidy.

Signed-off-by: Liu Bo <53bcb7ec3fc64af6813d2ef7ceefe23b63265886@oracle.com>
Signed-off-by: Josef Bacik <631dfb3d07694fdcf26abc7aac2c6c2b641f8bde@fusionio.com>

KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs