Add crash_reporter functionality

src/platform/init/chromeos_shutdown

 #!/bin/sh
 
 # Copyright (c) 2009 The Chromium OS Authors. All rights reserved.
 # Use of this source code is governed by a BSD-style license that can be
 # found in the LICENSE file.
 
 # Shutdown is best-effort. We don't want to die on errors.
 set +e
 
 # Measure shutdown time. /var/log/metrics is created by chromeos_startup.
@@ skipping 25 matching lines @@
 
 # join hwclock setting, already in progress.  If the job has already been
 # finished and reaped, we need to suppress error output.  It seems that anything
 # on stderr will make the shutdown appear "unclean" from the POV of upstart.
 (fg ${HWCLOCK} || /bin/true) 2> /dev/null
 
 # Measure shutdown time
 cut -f 1 -d ' ' /proc/uptime > /var/log/metrics/uptime_shutdown_stop
 cat /sys/block/sda/stat > /var/log/metrics/disk_shutdown_stop
 
+# Signal that the clean shutdown point was reached (or at least as
+# close to that point as we can be before stateful is unmounted).
+/sbin/crash_reporter --clean_shutdown
+
 # Lazy umount the tmpfs dirs under /var so we can immediately umount it.
 umount -n -l /var/tmp /var/run /var/lock
 umount -n /var /usr/local /home /mnt/stateful_partition
 if [ $? -ne 0 ] ; then
   mount > /mnt/stateful_partition/var/log/shutdown_stateful_umount_failure
   mount > /var/log/shutdown_stateful_umount_failure
 fi
 
 # Just in case something didn't unmount properly above.
 sync
 
 # Ensure that we always claim success.
 exit 0