### Preflight Checklist

- [X] I have read the [Contributing Guidelines](https://github.com/electron/electron/blob/master/CONTRIBUTING.md) for this project.
- [X] I agree to follow the [Code of Conduct](https://github.com/electron/electron/blob/master/CODE_OF_CONDUCT.md) that this project adheres to.
- [X] I have searched the [issue tracker](https://www.github.com/electron/electron/issues) for a feature request that matches the one I want to file, without success.

### Electron Version

13.1.2

### What operating system are you using?

macOS

### Operating System Version

macOS Big Sur 11.4

### What arch are you using?

x64

### Last Known Working Electron version

11.4.5

### Expected Behavior

  - create the main window with `show: false` option
  - create the child window with a loading spinner and show it immediately
  - after 10 sec hide the child window and show the main one

### Actual Behavior

The main window is shown along with the child window, disregarding the `show: false` flag. This behavior is seen only on macOS.

### Testcase Gist URL

https://gist.github.com/f2a3a5e8d9130223f18b8ddade390f20

### Additional Information

_No response_
shell/browser/api/electron_api_base_window.h
v8::Local<v8::Value> GetBrowserView(gin_helper::Arguments* args) const;
  bool IsModal() const;
  
  bool SetThumbarButtons(gin_helper::Arguments* args);
#if defined(TOOLKIT_VIEWS)
  void SetIcon(v8::Isolate* isolate, v8::Local<v8::Value> icon);
  void SetIconImpl(v8::Isolate* isolate,
                   v8::Local<v8::Value> icon,
                   NativeImage::OnConvertError on_error);
#endif
#if defined(OS_WIN)
  typedef base::RepeatingCallback<void(v8::Local<v8::Value>,
                                       v8::Local<v8::Value>)>
      MessageCallback;
  bool HookWindowMessage(UINT message, const MessageCallback& callback);
  bool IsWindowMessageHooked(UINT message);
  void UnhookWindowMessage(UINT message);
  void UnhookAllWindowMessages();
  bool SetThumbnailClip(const gfx::Rect& region);
  bool SetThumbnailToolTip(const std::string& tooltip);
  void SetAppDetails(const gin_helper::Dictionary& options);
#endif
  int32_t GetID() const;
  
  
  void ResetBrowserView();
  
  void RemoveFromParentChildWindows();
  template <typename... Args>
  void EmitEventSoon(base::StringPiece eventName) {