git: usr.bin/undo: Remove temporary tree handling

[Tomohiro Kusumi]

commit 7e82238e39030e6831bcae814474bbf9cdcba531
Author: Tomohiro Kusumi <kusumi.tomohiro at gmail.com>
Date:   Sat Sep 26 19:12:54 2015 +0900

    usr.bin/undo: Remove temporary tree handling
    
    There isn't any requirement to collect history for dryrun,
    so temporary rbtree code could get rid of for simplicity.

Summary of changes:
 usr.bin/undo/undo.c | 20 +-------------------
 1 file changed, 1 insertion(+), 19 deletions(-)

http://gitweb.dragonflybsd.org/dragonfly.git/commitdiff/7e82238e39030e6831bcae814474bbf9cdcba531


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