public Builder shapeLinkCreator(BiFunction<Shape, Symbol, List<ShapeLink>> shapeLinkCreator) {
            this.shapeLinkCreator = shapeLinkCreator;
            return this;
        }
Sets this Builder's shapeLinkCreator. The shapeLinkCreator
is a function that maps from a Symbol to a List of ShapeLinks.
Custom Functions should be designed for each code generator
that map apply the tags and types in the definitions files
to specific ShapeLinks.

@param shapeLinkCreator A Function that defines a mapping
                        from a Symbol to a List of ShapeLinks.
@return This Builder.
smithy-codegen-core/src/main/java/software/amazon/smithy/codegen/core/trace/TracingSymbolProvider.java