Remove unused class

trans/transpiler/phases/emit_cpp/__init__.py

@@ -26,21 +26,6 @@ class UniversalVisitor:
     def missing_impl(self, node):
         raise UnsupportedNodeError(node)
 
-class TypeVisitor(UniversalVisitor):
-    def visit_TypeVariable(self, node: TypeVariable) -> Iterable[str]:
-        yield str(node)
-        #raise ValueError("Unresolved type variable")
-
-    def visit_BaseType(self, node: BaseType) -> Iterable[str]:
-        node = node.resolve()
-        if node is TY_INT:
-            yield "int"
-        elif node is TY_BOOL:
-            yield "bool"
-        elif isinstance(node, TypeVariable):
-            raise NotImplementedError(f"Not unified type variable {node}")
-        else:
-            raise NotImplementedError(node)
 
 class NodeVisitor(UniversalVisitor):
     def process_args(self, node: ast.arguments) -> (str, str, str):