Make BrowserWindow inheirt TopLevelWindow in JS

atom/browser/api/atom_api_browser_window.cc

@@ -397,7 +397,6 @@ mate::WrappableBase* BrowserWindow::New(mate::Arguments* args) {
 // static
 void BrowserWindow::BuildPrototype(v8::Isolate* isolate,
                                    v8::Local<v8::FunctionTemplate> prototype) {
-  TopLevelWindow::BuildPrototype(isolate, prototype);
   prototype->SetClassName(mate::StringToV8(isolate, "BrowserWindow"));
   mate::ObjectTemplateBuilder(isolate, prototype->PrototypeTemplate())
       .SetMethod("focusOnWebView", &BrowserWindow::FocusOnWebView)

lib/browser/api/browser-window.js

@@ -1,22 +1,18 @@
 'use strict'
 
 const electron = require('electron')
-const {ipcMain} = electron
-const {EventEmitter} = require('events')
+const {ipcMain, TopLevelWindow} = electron
 const {BrowserWindow} = process.atomBinding('window')
 const v8Util = process.atomBinding('v8_util')
 
-Object.setPrototypeOf(BrowserWindow.prototype, EventEmitter.prototype)
+Object.setPrototypeOf(BrowserWindow.prototype, TopLevelWindow.prototype)
 
 BrowserWindow.prototype._init = function () {
-  // Avoid recursive require.
-  const {app} = require('electron')
+  // Call parent class's _init.
+  TopLevelWindow.prototype._init.call(this)
 
-  // Simulate the application menu on platforms other than macOS.
-  if (process.platform !== 'darwin') {
-    const menu = app.getApplicationMenu()
-    if (menu) this.setMenu(menu)
-  }
+  // Avoid recursive require.
+  const {app} = electron
 
   // Make new windows requested by links behave like "window.open"
   this.webContents.on('-new-window', (event, url, frameName, disposition,

lib/browser/api/top-level-window.js

@@ -1,9 +1,20 @@
 'use strict'
 
+const electron = require('electron')
 const {EventEmitter} = require('events')
 const {TopLevelWindow} = process.atomBinding('top_level_window')
-const v8Util = process.atomBinding('v8_util')
 
 Object.setPrototypeOf(TopLevelWindow.prototype, EventEmitter.prototype)
 
+TopLevelWindow.prototype._init = function () {
+  // Avoid recursive require.
+  const {app} = electron
+
+  // Simulate the application menu on platforms other than macOS.
+  if (process.platform !== 'darwin') {
+    const menu = app.getApplicationMenu()
+    if (menu) this.setMenu(menu)
+  }
+}
+
 module.exports = TopLevelWindow