Fix tools/xen/functions for bashate errors

Change I205d675ff231c0403dd135eacc8d57b45317859f modified the matching
for bashate and it has started running on this file, whereas before it
wasn't.  This fixes the errors it is now picking up.

Change-Id: I7876b5c94d90f15e3b0228999c0750bfbebcaa1c

tools/xen/functions

@@ -93,7 +93,7 @@ function get_local_sr_path {
     echo $pbd_path
 }
 
-function find_ip_by_name() {
+function find_ip_by_name {
     local guest_name="$1"
     local interface="$2"
 
@@ -121,7 +121,7 @@ function find_ip_by_name() {
     done
 }
 
-function _vm_uuid() {
+function _vm_uuid {
     local vm_name_label
 
     vm_name_label="$1"
@@ -129,14 +129,14 @@ function _vm_uuid() {
     xe vm-list name-label="$vm_name_label" --minimal
 }
 
-function _create_new_network() {
+function _create_new_network {
     local name_label
     name_label=$1
 
     xe network-create name-label="$name_label"
 }
 
-function _multiple_networks_with_name() {
+function _multiple_networks_with_name {
     local name_label
     name_label=$1
 
@@ -144,21 +144,21 @@ function _multiple_networks_with_name() {
     xe network-list name-label="$name_label" --minimal | grep -q ","
 }
 
-function _network_exists() {
+function _network_exists {
     local name_label
     name_label=$1
 
     ! [ -z "$(xe network-list name-label="$name_label" --minimal)" ]
 }
 
-function _bridge_exists() {
+function _bridge_exists {
     local bridge
     bridge=$1
 
     ! [ -z "$(xe network-list bridge="$bridge" --minimal)" ]
 }
 
-function _network_uuid() {
+function _network_uuid {
     local bridge_or_net_name
     bridge_or_net_name=$1
 
@@ -169,7 +169,7 @@ function _network_uuid() {
     fi
 }
 
-function add_interface() {
+function add_interface {
     local vm_name_label
     local bridge_or_network_name
 
@@ -185,7 +185,7 @@ function add_interface() {
     xe vif-create network-uuid=$net vm-uuid=$vm device=$device_number
 }
 
-function setup_network() {
+function setup_network {
     local bridge_or_net_name
     bridge_or_net_name=$1
 
@@ -204,7 +204,7 @@ EOF
     fi
 }
 
-function bridge_for() {
+function bridge_for {
     local bridge_or_net_name
     bridge_or_net_name=$1
 
@@ -215,29 +215,28 @@ function bridge_for() {
     fi
 }
 
-function xenapi_ip_on() {
+function xenapi_ip_on {
     local bridge_or_net_name
     bridge_or_net_name=$1
 
     ifconfig $(bridge_for "$bridge_or_net_name") | grep "inet addr" | cut -d ":" -f2 | sed "s/ .*//"
 }
 
-function xenapi_is_listening_on() {
+function xenapi_is_listening_on {
     local bridge_or_net_name
     bridge_or_net_name=$1
 
     ! [ -z $(xenapi_ip_on "$bridge_or_net_name") ]
 }
 
-function parameter_is_specified() {
+function parameter_is_specified {
     local parameter_name
     parameter_name=$1
 
     compgen -v | grep "$parameter_name"
 }
 
-function append_kernel_cmdline()
-{
+function append_kernel_cmdline {
     local vm_name_label
     local kernel_args
 
@@ -252,8 +251,7 @@ function append_kernel_cmdline()
     xe vm-param-set PV-args="$pv_args $kernel_args" uuid=$vm
 }
 
-function destroy_all_vifs_of()
-{
+function destroy_all_vifs_of {
     local vm_name_label
 
     vm_name_label="$1"
@@ -268,11 +266,11 @@ function destroy_all_vifs_of()
     unset IFS
 }
 
-function have_multiple_hosts() {
+function have_multiple_hosts {
     xe host-list --minimal | grep -q ","
 }
 
-function attach_network() {
+function attach_network {
     local bridge_or_net_name
 
     bridge_or_net_name="$1"
@@ -286,7 +284,7 @@ function attach_network() {
     xe network-attach uuid=$net host-uuid=$host
 }
 
-function set_vm_memory() {
+function set_vm_memory {
     local vm_name_label
     local memory
 
@@ -305,7 +303,7 @@ function set_vm_memory() {
         uuid=$vm
 }
 
-function max_vcpus() {
+function max_vcpus {
     local vm_name_label
 
     vm_name_label="$1"
@@ -337,7 +335,7 @@ function max_vcpus() {
     xe vm-param-set uuid=$vm VCPUs-at-startup=$cpu_count
 }
 
-function get_domid() {
+function get_domid {
     local vm_name_label
 
     vm_name_label="$1"