### 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

17.0.0

### What operating system are you using?

Windows

### Operating System Version

Windows 10 Version 21H1

### What arch are you using?

x64

### Last Known Working Electron version

14.2.3

### Expected Behavior

background should transparent if background is #00000000

### Actual Behavior

has a white background

### Testcase Gist URL

_No response_

### Additional Information

_No response_
shell/browser/api/electron_api_web_contents.cc
Emit("render-view-deleted", render_view_host->GetProcess()->GetID());
  if (ontents()->GetRenderViewHost() == render_view_host) {
    
    
    
    
    Emit("current-render-view-deleted",
         render_view_host->GetProcess()->GetID());
  }
}
void WebContents::PrimaryMainFrameRenderProcessGone(
    base::TerminationStatus status) {
  auto weak_this = GetWeakPtr();
  Emit("crashed", status == base::TERMINATION_STATUS_PROCESS_WAS_KILLED);
  
  if (!weak_this || !ontents())
    return;
  v8::Isolate* isolate = JavascriptEnvironment::GetIsolate();
  v8::HandleScope handle_scope(isolate);
  gin_helper::Dictionary details = gin_helper::Dictionary::CreateEmpty(isolate);
  details.Set("reason", status);
  details.Set("exitCode", ontents()->GetCrashedErrorCode());
  Emit("render-process-gone", details);
}
void WebContents::PluginCrashed(const base::FilePath& plugin_path,