Add imageloaderd for the imageloader dbus service.

Creates an imageloaderd user, and group, for the ImageLoader dbus
service to run as.

BUG=chromium:630421
CQ-DEPEND=CL:407338,CL:*303295
TEST=pre-cq

Change-Id: I107c13a16e645a801216c57cde75f7a67fb82954
Reviewed-on: https://chromium-review.googlesource.com/404589
Commit-Ready: Greg Kerr <kerrnel@chromium.org>
Tested-by: Greg Kerr <kerrnel@chromium.org>
Reviewed-by: Greg Kerr <kerrnel@chromium.org>
Reviewed-by: Mike Frysinger <vapier@chromium.org>
diff --git a/profiles/base/accounts/group/chronos-access b/profiles/base/accounts/group/chronos-access
index 1cc1a65..3733b7d 100644
--- a/profiles/base/accounts/group/chronos-access
+++ b/profiles/base/accounts/group/chronos-access
@@ -5,4 +5,4 @@
 # to access files/directories owned by chronos.
 # This includes all users accessing opencryptoki database files and all users
 # we run FUSE-based filesystem daemons as.
-users:root,ipsec,chronos,ntfs-3g,avfs,fuse-exfat,chaps
+users:root,ipsec,chronos,ntfs-3g,avfs,fuse-exfat,chaps,imageloaderd
diff --git a/profiles/base/accounts/group/imageloaderd b/profiles/base/accounts/group/imageloaderd
new file mode 100644
index 0000000..094b073
--- /dev/null
+++ b/profiles/base/accounts/group/imageloaderd
@@ -0,0 +1,3 @@
+group:imageloaderd
+gid:220
+users:imageloaderd
diff --git a/profiles/base/accounts/user/imageloaderd b/profiles/base/accounts/user/imageloaderd
new file mode 100644
index 0000000..2ce1256
--- /dev/null
+++ b/profiles/base/accounts/user/imageloaderd
@@ -0,0 +1,6 @@
+user:imageloaderd
+uid:220
+gid:220
+gecos:imageloader dbus service
+home:/dev/null
+shell:/bin/false