Implement bluetooth chooser for Chrome Apps on Mac

extensions/browser/app_window/app_window.h

Index: extensions/browser/app_window/app_window.h
diff --git a/extensions/browser/app_window/app_window.h b/extensions/browser/app_window/app_window.h
index e503669ab1f476586879c380811416416f0bf060..dff9db27bb2dc57aa68e0ce82883b76148d1f00a 100644
--- a/extensions/browser/app_window/app_window.h
+++ b/extensions/browser/app_window/app_window.h
@@ -428,6 +428,9 @@ class AppWindow : public content::WebContentsDelegate,
                           bool last_unlocked_by_target) override;
   bool PreHandleGestureEvent(content::WebContents* source,
                              const blink::WebGestureEvent& event) override;
+  std::unique_ptr<content::BluetoothChooser> RunBluetoothChooser(
+      content::RenderFrameHost* frame,
+      const content::BluetoothChooser::EventHandler& event_handler) override;
 
   // content::WebContentsObserver implementation.
   void RenderViewCreated(content::RenderViewHost* render_view_host) override;