protected JCheckBox createUseForAllCheckBox() {
		useForAllCB = new GCheckBox(getUseAllString("unknown"));
		useForAllCB.setName(USE_FOR_ALL_CHECKBOX);
		return useForAllCB;
	}
Called to reset the panel back to an empty state so it can be reused.
Ghidra/Features/Base/src/main/java/ghidra/app/merge/listing/ConflictPanel.java