### 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

12.0.5

### What operating system are you using?

macOS

### Operating System Version

11.2.3

### What arch are you using?

arm64 (including Apple Silicon)

### Last Known Working Electron version

_No response_

### Expected Behavior

`document.hasFocus()` is only `true` for the window that has focus.

### Actual Behavior

Ever window reports `document.hasFocus()` to be `true` right after opening.

### Testcase Gist URL

https://gist.github.com/16e6fc829febd0cab115dfd0850a31be

### Additional Information

_No response_
shell/browser/api/electron_api_web_contents.cc
content::WebContents* source,
    blink::mojom::ConsoleMessageLevel level,
    const std::u16string& message,
    int32_t line_no,
    const std::u16string& source_id) {
  return Emit("console-message", static_cast<int32_t>(level), message, line_no,
              source_id);
}
void WebContents::OnCreateWindow(
    const GURL& target_url,
    const content::Referrer& referrer,
    const std::string& frame_name,
    WindowOpenDisposition disposition,
    const std::string& features,
    const scoped_refptr<network::ResourceRequestBody>& body) {
  Emit("-new-window", target_url, frame_name, disposition, features, referrer,
       body);
}
void WebContents::WebContentsCreatedWithFullParams(