issue 11768 - Error Rendering Inputs in Separate Window using Portals…

… in ie11 (#11870)

Work around IE/Edge bug when rendering inputs in separate windows via portals

packages/react-dom/src/client/inputValueTracking.js

@@ -70,7 +70,6 @@ function trackValueOnNode(node: any): ?ValueTracker {
   }
 
   Object.defineProperty(node, valueField, {
-    enumerable: descriptor.enumerable,
     configurable: true,
     get: function() {
       return descriptor.get.call(this);
@@ -80,6 +79,13 @@ function trackValueOnNode(node: any): ?ValueTracker {
       descriptor.set.call(this, value);
     },
   });
+  // We could've passed this the first time
+  // but it triggers a bug in IE11 and Edge 14/15.
+  // Calling defineProperty() again should be equivalent.
+  // https://github.com/facebook/react/issues/11768
+  Object.defineProperty(node, valueField, {
+    enumerable: descriptor.enumerable,
+  });
 
   const tracker = {
     getValue() {