private void setCallingConventionChoices() {
		String callingConventionName = getCallingConventionName();
		callingConventionComboBox.removeAllItems();
		for (String element : getCallingConventionNames()) {
			if (element.equals(callingConventionName)) {
				callingConventionName = null;
			}
			callingConventionComboBox.addItem(element);
		}
		if (callingConventionName != null) {
			callingConventionComboBox.addItem(callingConventionName);
		}
	}
@return plugin tool for which dialog was constructed
Ghidra/Features/Base/src/main/java/ghidra/app/plugin/core/function/AbstractEditFunctionSignatureDialog.java