fix #27336, ddc with recursive generic class type args

pkg/dev_compiler/tool/input_sdk/private/ddc_runtime/classes.dart

Index: pkg/dev_compiler/tool/input_sdk/private/ddc_runtime/classes.dart
diff --git a/pkg/dev_compiler/tool/input_sdk/private/ddc_runtime/classes.dart b/pkg/dev_compiler/tool/input_sdk/private/ddc_runtime/classes.dart
index 1c778719df1ab84ff1059e6b4a0bdfb62c059c85..1899f9683287243af62a52c22f6e2ba48bf4e8a3 100644
--- a/pkg/dev_compiler/tool/input_sdk/private/ddc_runtime/classes.dart
+++ b/pkg/dev_compiler/tool/input_sdk/private/ddc_runtime/classes.dart
@@ -97,7 +97,7 @@ flattenFutures(builder) => JS(
 })()''');
 
 /// Memoize a generic type constructor function.
-generic(typeConstructor) => JS(
+generic(typeConstructor, [setBaseClass]) => JS(
     '',
     '''(() => {
   let length = $typeConstructor.length;
@@ -128,10 +128,12 @@ generic(typeConstructor) => JS(
             value[$_typeArguments] = args;
             value[$_originalDeclaration] = makeGenericType;
           }
+          map.set(arg, value);
+          if ($setBaseClass) $setBaseClass(value);
         } else {
           value = new Map();
+          map.set(arg, value);
         }
-        map.set(arg, value);
       }
     }
     return value;