[DevTools] Drop "ui" module from toolbox.

Source/devtools/front_end/bindings/FileUtils.js

Index: Source/devtools/front_end/bindings/FileUtils.js
diff --git a/Source/devtools/front_end/bindings/FileUtils.js b/Source/devtools/front_end/bindings/FileUtils.js
index 6951a0cc864079b8c17bca8d88994a056ae2a2d9..88089d66af17f5b8df6f768a52415cdb332c30f8 100644
--- a/Source/devtools/front_end/bindings/FileUtils.js
+++ b/Source/devtools/front_end/bindings/FileUtils.js
@@ -198,11 +198,9 @@ WebInspector.ChunkedFileReader.prototype = {
 /**
  * @param {function(!File)} callback
  * @return {!Node}
- * // FIXME: remove this suppression (crbug.com/425498).
- * @suppressGlobalPropertiesCheck
  */
 WebInspector.createFileSelectorElement = function(callback) {
-    var fileSelectorElement = document.createElement("input");
+    var fileSelectorElement = createElement("input");
     fileSelectorElement.type = "file";
     fileSelectorElement.style.display = "none";
     fileSelectorElement.setAttribute("tabindex", -1);