Commit updated Javascript packages

build/javascript/node_modules/@babel/runtime/helpers/classPrivateFieldGet.js

@@ -0,0 +1,15 @@
+function _classPrivateFieldGet(receiver, privateMap) {
+  var descriptor = privateMap.get(receiver);
+
+  if (!descriptor) {
+    throw new TypeError("attempted to get private field on non-instance");
+  }
+
+  if (descriptor.get) {
+    return descriptor.get.call(receiver);
+  }
+
+  return descriptor.value;
+}
+
+module.exports = _classPrivateFieldGet;