private void buildComboPanels() {
		JPanel choicePanel = new JPanel(new GridLayout(1, 2));
		createComboBoxes();
		choicePanel.add(createPanel(LEFT));
		choicePanel.add(createPanel(RIGHT));
		add(choicePanel, BorderLayout.NORTH);
	}
Constructor

@param provider the comparison provider associated with this panel
@param tool the active plugin tool
@param model the comparison data model
Ghidra/Features/CodeCompare/src/main/java/ghidra/features/codecompare/plugin/MultiFunctionComparisonPanel.java