Add missing visitNode call to object literal members

Object literal elements that are neither spread elements, nor property assignments would not have visitNode called on them. Therefore, the esnext transformer would not be called on them and their children.

Fixes microsoft#16765.

Author: Yogu

src/compiler/transformers/esnext.ts

@@ -157,7 +157,7 @@ namespace ts {
         }
 
         function chunkObjectLiteralElements(elements: ObjectLiteralElement[]): Expression[] {
-            let chunkObject: (ShorthandPropertyAssignment | PropertyAssignment)[];
+            let chunkObject: ObjectLiteralElementLike[];
             const objects: Expression[] = [];
             for (const e of elements) {
                 if (e.kind === SyntaxKind.SpreadAssignment) {
@@ -177,7 +177,7 @@ namespace ts {
                         chunkObject.push(createPropertyAssignment(p.name, visitNode(p.initializer, visitor, isExpression)));
                     }
                     else {
-                        chunkObject.push(e as ShorthandPropertyAssignment);
+                        chunkObject.push(visitNode(e as ObjectLiteralElementLike, visitor, isObjectLiteralElementLike));
                     }
                 }
             }