private boolean isSameSize(DataType dt1, DataType dt2) {
		if (dt1 == null || dt2 == null) {
			return false;
		}
		return dt1.getLength() == dt2.getLength();
	}
Change custom storage enablement
@param b enablement state
Ghidra/Features/Base/src/main/java/ghidra/app/plugin/core/function/editor/FunctionEditorModel.java