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# Description

* Electron version: 1.8.4
* Operating system: Windows 10

Calling `webContents.sendInputEvent` with type as `"char"` to a document containing a webview is rendered offscreen and an input panel is focused

<!-- What do you think should happen? -->

# Expected result

Keyboard input should be placed into the input panel

<!-- What actually happens? -->

# Actual result

Electron crashes

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# Repro steps

[I have a repo set up that will demonstrate the issue.](https://github.com/ImOnALampshade/electron-webview-char-crash) Clone that to see. Read the readme in that for more information.

```bash
git clone https://github.com/ImOnALampshade/electron-webview-char-crash.git
npm install
npm start
```
atom/browser/api/atom_api_web_contents.cc
set_ignore_menu_shortcuts(ignore);
}
void WebContents::SetAudioMuted(bool muted) {
  web_contents()->SetAudioMuted(muted);
}
bool WebContents::IsAudioMuted() {
  return web_contents()->IsAudioMuted();
}
void WebContents::Print(mate::Arguments* args) {
  PrintSettings settings = {false, false, base::string16()};
  if (args->Length() >= 1 && !args->GetNext(&settings)) {
    args->ThrowError();
    return;
  }
  auto* print_view_manager_basic_ptr =
      printing::PrintViewManagerBasic::FromWebContents(web_contents());
  if (args->Length() == 2) {
    base::Callback<void(bool)> callback;
    if (!args->GetNext(&callback)) {
      args->ThrowError();
      return;
    }
    print_view_manager_basic_ptr->SetCallback(callback);
  }
  print_view_manager_basic_ptr->PrintNow(
      web_contents()->GetMainFrame(), settings.silent,
      settings.print_background, settings.device_name);
}
std::vector<printing::PrinterBasicInfo> WebContents::GetPrinterList() {