### 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.cc
if (content_view_.IsEmpty())
    return v8::Null(isolate());
  else
    return v8::Local<v8::Value>::New(isolate(), content_view_);
}
v8::Local<v8::Value> BaseWindow::GetParentWindow() const {
  if (parent_window_.IsEmpty())
    return v8::Null(isolate());
  else
    return v8::Local<v8::Value>::New(isolate(), parent_window_);
}
std::vector<v8::Local<v8::Object>> BaseWindow::GetChildWindows() const {
  return child_windows_.Values(isolate());
}
v8::Local<v8::Value> BaseWindow::GetBrowserView(
    gin_helper::Arguments* args) const {
  if (browser_views_.empty()) {
    return v8::Null(isolate());
  } else if (browser_views_.size() == 1) {
    auto first_view = browser_views_.begin();
    return v8::Local<v8::Value>::New(isolate(), (*first_view).second);
  } else {
    args->ThrowError(
        "BrowserWindow have multiple BrowserViews, "
        "Use getBrowserViews() instead");
    return v8::Null(isolate());
  }
}
std::vector<v8::Local<v8::Value>> BaseWindow::GetBrowserViews() const {