* **Electron Version** 4.0.4
* **Operating System** Windows 10 32 bit
* **Last known working Electron version** 3.1.3

### Expected Behavior
`webContents.print()` shold send print job to a printer

### Actual behavior
Nothing happens. Callback doesn't gets called. 

`printToPDF` works though.

### To Reproduce
```
let deviceName = 'HP LaserJet 1020'
let options = {deviceName, silent: true}
win.webContents.print({}, (err) => {
    if (!err)
      console.error('printing failed')
})
```

atom/browser/api/atom_api_web_contents.cc
auto* const impl = content::RenderWidgetHostImpl::FromID(
      render_view_host->GetProcess()->GetID(),
      render_view_host->GetRoutingID());
  if (impl)
    impl->disable_hidden_ = !background_throttling_;
}
void WebContents::RenderViewHostChanged(content::RenderViewHost* old_host,
                                        content::RenderViewHost* new_host) {
  currently_committed_process_id_ = new_host->GetProcess()->GetID();
}
void WebContents::RenderViewDeleted(content::RenderViewHost* render_view_host) {
  
  
  
  Emit("render-view-deleted", render_view_host->GetProcess()->GetID());
  if (-1 == currently_committed_process_id_ ||
      render_view_host->GetProcess()->GetID() ==
          currently_committed_process_id_) {
    currently_committed_process_id_ = -1;
    
    
    
    
    Emit("current-render-view-deleted",
         render_view_host->GetProcess()->GetID());
  }
}
void WebContents::RenderProcessGone(base::TerminationStatus status) {