Make non-Module generators only context allocate parameters.

test/inspector/runtime/internal-properties-expected.txt

Index: test/inspector/runtime/internal-properties-expected.txt
diff --git a/test/inspector/runtime/internal-properties-expected.txt b/test/inspector/runtime/internal-properties-expected.txt
index deee4cfdbde88708b112efdcfcbf6b89529a86df..10c2f83b7e890185080bebc96fab4ddce46e96c8 100644
--- a/test/inspector/runtime/internal-properties-expected.txt
+++ b/test/inspector/runtime/internal-properties-expected.txt
@@ -339,16 +339,6 @@ expression: gen1.next();gen1
                     }
                 }
             }
-            [4] : {
-                name : [[Scopes]]
-                value : {
-                    className : Array
-                    description : Scopes[2]
-                    objectId : <objectId>
-                    subtype : internal#scopeList
-                    type : object
-                }
-            }
         ]
     }
 }