public static void performAction(DockingActionIf action) {
		performAction(action, true);
	}
Performs the specified action within the Swing Thread.  This method will block until the
action completes.  Do not use this method if the given actions triggers a modal
dialog.  Instead, call {@link #performAction(DockingActionIf, boolean)} with a false
value.

<P>If the action results in a modal dialog, then call
{@link #performAction(DockingActionIf, boolean)} with a value of false.

@param action action to be performed (event will be null)
Ghidra/Framework/Docking/src/main/java/docking/test/AbstractDockingTest.java