### 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
NativeWindow* window() const { return window_.get(); }
 protected:
  
  BaseWindow(v8::Isolate* isolate, const gin_helper::Dictionary& options);
  
  BaseWindow(gin_helper::Arguments* args,
             const gin_helper::Dictionary& options);
  ~BaseWindow() override;
  
  void InitWith(v8::Isolate* isolate, v8::Local<v8::Object> wrapper) override;
  
  void WillCloseWindow(bool* prevent_default) override;
  void OnWindowClosed() override;
  void OnWindowEndSession() override;
  void OnWindowBlur() override;
  void OnWindowFocus() override;
  void OnWindowShow() override;
  void OnWindowHide() override;
  void OnWindowMaximize() override;
  void OnWindowUnmaximize() override;
  void OnWindowMinimize() override;
  void OnWindowRestore() override;
  void OnWindowWillResize(const gfx::Rect& new_bounds,
                          const gfx::ResizeEdge& edge,
                          bool* prevent_default) override;
  void OnWindowResize() override;
  void OnWindowResized() override;
  void OnWindowWillMove(const gfx::Rect& new_bounds,
                        bool* prevent_default) override;