stop using unsupported_reason_add

Author: kbrock

app/models/manageiq/providers/ibm_cloud/power_virtual_servers/cloud_manager/vm.rb

@@ -6,30 +6,33 @@ class ManageIQ::Providers::IbmCloud::PowerVirtualServers::CloudManager::Vm < Man
   supports(:console) { unsupported_reason(:native_console) }
   supports :terminate
   supports :reboot_guest do
-    unsupported_reason_add(:reboot_guest, _("The VM is not powered on")) unless current_state == "on"
+    _("The VM is not powered on") unless current_state == "on"
   end
   supports :reset do
-    unsupported_reason_add(:reset, _("The VM is not powered on")) unless current_state == "on"
+    _("The VM is not powered on") unless current_state == "on"
   end
   supports :snapshots
   supports :snapshot_create
   supports :revert_to_snapshot do
-    unsupported_reason_add(:revert_to_snapshot, _("Cannot revert to snapshot while VM is running")) unless current_state == "off"
+    _("Cannot revert to snapshot while VM is running") unless current_state == "off"
   end
   supports :remove_snapshot
   supports :remove_all_snapshots
 
   supports_not :suspend
 
   supports :publish do
-    reason   = _("Publish not supported because VM is blank")    if blank?
-    reason ||= _("Publish not supported because VM is orphaned") if orphaned?
-    reason ||= _("Publish not supported because VM is archived") if archived?
-    unsupported_reason_add(:publish, reason) if reason
+    if blank?
+      _("Publish not supported because VM is blank")
+    elsif orphaned?
+      _("Publish not supported because VM is orphaned")
+    elsif archved?
+      _("Publish not supported because VM is archived")
+    end
   end
 
   supports :html5_console do
-    reason   = _("VM Console not supported because VM is not powered on") unless current_state == "on"
+    unless current_state == "on"
       _("VM Console not supported because VM is not powered on")
     else
       unsupported_reason(:native_console)
@@ -46,10 +49,15 @@ class ManageIQ::Providers::IbmCloud::PowerVirtualServers::CloudManager::Vm < Man
   end
 
   supports :resize do
-    unsupported_reason_add(:resize, _('The VM is not powered off')) unless current_state == "off"
-    unsupported_reason_add(:resize, _('The VM is not connected to a provider')) unless ext_management_system
-    unsupported_reason_add(:resize, _('SAP VM resize not supported')) if flavor.kind_of?(ManageIQ::Providers::IbmCloud::PowerVirtualServers::CloudManager::SAPProfile)
+    if current_state != "off"
+      _('The VM is not powered off')
+    elsif !ext_management_system
+      _('The VM is not connected to a provider'))
+    elsif flavor.kind_of?(ManageIQ::Providers::IbmCloud::PowerVirtualServers::CloudManager::SAPProfile)
+      _('SAP VM resize not supported')
+    end
   end
+  supports :vnc_console
 
   def cloud_instance_id
     ext_management_system.uid_ems