remove duplicated function

Author: mununki

jscomp/frontend/ast_async.ml jscomp/ml/ast_async.ml

@@ -64,16 +64,6 @@ let removeArity binding =
   in
   {binding with pvb_expr = removeArityRecord binding.pvb_expr}
 
-let add_async_attribute ~async (body : Parsetree.expression) =
-  if async then
-    {
-      body with
-      pexp_attributes =
-        ({txt = "res.async"; loc = Location.none}, PStr [])
-        :: body.pexp_attributes;
-    }
-  else body
-
 let is_async : Parsetree.attribute -> bool =
  fun ({txt}, _) -> txt = "async" || txt = "res.async"
 

jscomp/syntax/src/react_jsx_common.ml

@@ -1091,9 +1091,7 @@ let mapBinding ~config ~emptyLoc ~pstr_loc ~fileName ~recFlag binding =
                 | _ -> [Typ.any ()]))))
         expression
     in
-    let expression =
-      React_jsx_common.add_async_attribute ~async:isAsync expression
-    in
+    let expression = Ast_async.add_async_attribute ~async:isAsync expression in
     let expression =
       (* Add new tupes (type a,b,c) to make's definition *)
       newtypes