Removing Changes From Design States
There are several ways to remove a change from a Design State.
With a Design State selected, in the Properties View, click the menu button
beside one of the Design State arguments and select 
or .From the Properties View in State Context, right-click on a Design State icon on a Design State property (bold label, highlighted in green) and select .
For internal variables:
For user variables:
From the Variables View in State Context, right-click on a Design State variable (bold label) and select .
When removing a variable from a Design State, the following dialog will appear, listing all the arguments that will be removed from the Design State.
