No need to override TitleWasSet in NativeWindow

atom/browser/api/atom_api_window.cc

@@ -161,11 +161,6 @@ Window::~Window() {
     Destroy();
 }
 
-void Window::OnPageTitleUpdated(bool* prevent_default,
-                                const std::string& title) {
-  *prevent_default = Emit("page-title-updated", title);
-}
-
 void Window::WillCloseWindow(bool* prevent_default) {
   *prevent_default = Emit("close");
 }

atom/browser/api/atom_api_window.h

@@ -54,8 +54,6 @@ class Window : public mate::TrackableObject<Window>,
   virtual ~Window();
 
   // NativeWindowObserver:
-  void OnPageTitleUpdated(bool* prevent_default,
-                          const std::string& title) override;
   void WillCloseWindow(bool* prevent_default) override;
   void OnWindowClosed() override;
   void OnWindowBlur() override;

atom/browser/api/lib/browser-window.coffee

@@ -31,6 +31,11 @@ BrowserWindow::_init = ->
   @webContents.on 'crashed', =>
     @emit 'crashed'
 
+  # Change window title to page title.
+  @webContents.on 'page-title-set', (event, title, explicitSet) =>
+    @emit 'page-title-updated', event, title
+    @setTitle title unless event.defaultPrevented
+
   # Sometimes the webContents doesn't get focus when window is shown, so we have
   # to force focusing on webContents in this case. The safest way is to focus it
   # when we first start to load URL, if we do it earlier it won't have effect,