void setUseForAll(boolean useForAll) {
		if (useForAllCB.isSelected() != useForAll) {
			useForAllCB.setSelected(useForAll);
		}
	}
Selects or deselects the checkbox.
@param useForAll true means select the checkbox.
Ghidra/Features/Base/src/main/java/ghidra/app/merge/listing/ConflictPanel.java