Create main html

Diagram-Canvas/packages/popper.js.1.16.1/content/Scripts/src/utils/getWindow.js

@@ -0,0 +1,9 @@
+/**
+ * Get the window associated with the element
+ * @argument {Element} element
+ * @returns {Window}
+ */
+export default function getWindow(element) {
+  const ownerDocument = element.ownerDocument;
+  return ownerDocument ? ownerDocument.defaultView : window;
+}