6197 get rid of unused checks in fs-root and fs-usr boot scripts

*** 22,33 ****
  #
  # Copyright (c) 1989, 2010, Oracle and/or its affiliates. All rights reserved.
  #
  # Copyright (c) 1984, 1986, 1987, 1988, 1989 AT&T.
  # All rights reserved.
  #
- #
  . /lib/svc/share/smf_include.sh
  . /lib/svc/share/fs_include.sh
  
  UPDATEFILE=/etc/svc/volatile/boot_archive_needs_update
  
--- 22,33 ----
  #
  # Copyright (c) 1989, 2010, Oracle and/or its affiliates. All rights reserved.
  #
  # Copyright (c) 1984, 1986, 1987, 1988, 1989 AT&T.
  # All rights reserved.
+ # Copyright 2015 Nexenta Systems, Inc. All rights reserved.
  #
  . /lib/svc/share/smf_include.sh
  . /lib/svc/share/fs_include.sh
  
  UPDATEFILE=/etc/svc/volatile/boot_archive_needs_update
  
*** 110,123 ****
  # Unless root is zfs, in which case we've already mounted /usr read-write
  #
  if [ "$rootiszfs" = 0 ] ; then
          readvfstab /usr < $vfstab
          if [ "$mountp" ]; then
-                 if [ "$fstype" = cachefs ]; then
-                         mountfs -O $mountp cachefs $mntopts $special ||
-                             exit $SMF_EXIT_ERR_FATAL
-                 else
                          checkopt ro $mntopts
                          if [ "x$option" != xro ]; then
                                  checkfs $fsckdev $fstype $mountp ||
                                      exit $SMF_EXIT_ERR_FATAL
                                  if [ "x$mntopts" != x- ]; then
--- 110,119 ----
*** 136,146 ****
  
                                  mountfs - /usr $fstype $mntopts - ||
                                      exit $SMF_EXIT_ERR_FATAL
                          fi
                  fi
-         fi
  fi
  
  #
  # Check and mount the /usr/platform file system.  This should only be
  # present when a SunOS 5.5 (Solaris 2.5) or greater client is being
--- 132,141 ----