### 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

12.0.0

### What operating system are you using?

macOS

### Operating System Version

10.14.0

### What arch are you using?

x64

### Last Known Working Electron version

---

### Expected Behavior

No crash when calling method

### Actual Behavior

App crashes when calling `getBackgroundColr()`

### Testcase Gist URL

https://gist.github.com/d50e366f070104cac377fd7a48722cbe

### Additional Information

_No response_


shell/browser/native_window_views.cc
return is_enabled_ && (num_modal_children_ == 0);
}
void NativeWindowViews::SetEnabledInternal(bool enable) {
  if (enable && IsEnabled()) {
    return;
  } else if (!enable && !IsEnabled()) {
    return;
  }
#if defined(OS_WIN)
  ::EnableWindow(GetAcceleratedWidget(), enable);
#elif defined(USE_X11)
  if (!features::IsUsingOzonePlatform()) {
    views::DesktopWindowTreeHostPlatform* tree_host =
        views::DesktopWindowTreeHostLinux::GetHostForWidget(
            GetAcceleratedWidget());
    if (enable) {
      tree_host->RemoveEventRewriter(event_disabler_.get());
      event_disabler_.reset();
    } else {
      event_disabler_ = std::make_unique<EventDisabler>();
      tree_host->AddEventRewriter(event_disabler_.get());
    }
  }
#endif
}
#if defined(OS_LINUX)
void NativeWindowViews::Maximize() {