public void apply(TaskMonitor monitor) {
		ChangeExtensionTask task = new ChangeExtensionTask();
		new TaskLauncher(task, this);
		populateElementTable();
		changesMade(false);
		tableModel.fireTableDataChanged();
	}
Task for applying any accumulated changes in the list of CompilerElements for this Panel to the Program.
Ghidra/Framework/SoftwareModeling/src/main/java/ghidra/app/plugin/processors/sleigh/SpecExtensionPanel.java