### Preflight Checklist

- [X] I have read the [Contributing Guidelines](https://github.com/electron/electron/blob/main/CONTRIBUTING.md) for this project.
- [X] I agree to follow the [Code of Conduct](https://github.com/electron/electron/blob/main/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 bug report that matches the one I want to file, without success.

### Electron Version

18.1.0

### What operating system are you using?

Ubuntu

### Operating System Version

Ubuntu 20.04

### What arch are you using?

x64

### Last Known Working Electron version

_No response_

### Expected Behavior

Offscreen rendering paint events should receive events for SELECT input elements.

### Actual Behavior

Sometimes an empty white box appears, or nothing happens.

### Testcase Gist URL

https://gist.github.com/gtalusan/c0ad56685aeb3b2c1108fbccf6b451b4

### Additional Information

Here's a screenshot when the fiddle is run with `offscreen = false`:

<img width="760" alt="Screen Shot 2022-05-03 at 9 54 42 AM" src="https://user-images.githubusercontent.com/355585/166471227-1e0e27b0-cc8b-4c8e-94e5-a4261e2437b6.png">

Here are the paint event images saved to PNGs when `offscreen = true`:
![0](https://user-images.githubusercontent.com/355585/166471435-209960eb-27e2-47f1-a758-1760a052f3d1.png)
![1](https://user-images.githubusercontent.com/355585/166471445-269fab98-f046-43d4-b72a-65a49c5bc067.png)


shell/browser/osr/osr_render_widget_host_view.cc
ui::EventType type = ui::EventType::ET_UNKNOWN;
  switch (event.GetType()) {
    case blink::WebInputEvent::Type::kMouseDown:
      type = ui::EventType::ET_MOUSE_PRESSED;
      break;
    case blink::WebInputEvent::Type::kMouseUp:
      type = ui::EventType::ET_MOUSE_RELEASED;
      break;
    case blink::WebInputEvent::Type::kMouseMove:
      type = ui::EventType::ET_MOUSE_MOVED;
      break;
    case blink::WebInputEvent::Type::kMouseEnter:
      type = ui::EventType::ET_MOUSE_ENTERED;
      break;
    case blink::WebInputEvent::Type::kMouseLeave:
      type = ui::EventType::ET_MOUSE_EXITED;
      break;
    case blink::WebInputEvent::Type::kMouseWheel:
      type = ui::EventType::ET_MOUSEWHEEL;
      break;
    default:
      type = ui::EventType::ET_UNKNOWN;
      break;
  }
  int button_flags = 0;