[Android] Fixed regression preventing NoScript prompts from being shown.

Author: hackademix

src/ui/Prompts.js

@@ -37,7 +37,7 @@ var Prompts = (() => {
     async open(data) {
       promptData = data;
       this.close();
-      let {width, height, left, top, parent = await browser.windows.getCurrent() } = data.features;
+      let {width, height, left, top, parent } = data.features;
       let options = {
         url: browser.runtime.getURL("ui/prompt.html"),
         type: "popup",
@@ -52,7 +52,7 @@ var Prompts = (() => {
         this.currentTab = await browser.tabs.create({url: options.url});
         return;
       }
-
+      if (!parent) parent = await browser.windows.getCurrent()
       let popup = this.currentWindow = await browser.windows.create(options);
 
       if (parent) {