**Is your feature request related to a problem? Please describe.**
I am building an Application that requires frequent password input. It would be awesome, to have native Touch ID support on macOS.

**Describe the solution you'd like**
An easy solution to show the Touch ID authentication dialog on macOS.

**Describe alternatives you've considered**
Writing my own Node.js add-on, but I couldn't wrap my head around it

**Additional context**
Add any other context or screenshots about the feature request here.
<img width="1085" alt="touch bar bild 2019-02-02 um 09 58 04" src="https://user-images.githubusercontent.com/6825153/52162266-71285600-26d1-11e9-80a7-5f85cc50bf90.png">

atom/browser/api/atom_api_system_preferences.cc
v8::Isolate* isolate,
    v8::Local<v8::FunctionTemplate> prototype) {
  prototype->SetClassName(mate::StringToV8(isolate, "SystemPreferences"));
  mate::ObjectTemplateBuilder(isolate, prototype->PrototypeTemplate())
#if defined(OS_WIN) || defined(OS_MACOSX)
      .SetMethod("getColor", &SystemPreferences::GetColor)
      .SetMethod("getAccentColor", &SystemPreferences::GetAccentColor)
#endif
#if defined(OS_WIN)
      .SetMethod("isAeroGlassEnabled", &SystemPreferences::IsAeroGlassEnabled)
#elif defined(OS_MACOSX)
      .SetMethod("postNotification", &SystemPreferences::PostNotification)
      .SetMethod("subscribeNotification",
                 &SystemPreferences::SubscribeNotification)
      .SetMethod("unsubscribeNotification",
                 &SystemPreferences::UnsubscribeNotification)
      .SetMethod("postLocalNotification",
                 &SystemPreferences::PostLocalNotification)
      .SetMethod("subscribeLocalNotification",
                 &SystemPreferences::SubscribeLocalNotification)
      .SetMethod("unsubscribeLocalNotification",
                 &SystemPreferences::UnsubscribeLocalNotification)
      .SetMethod("postWorkspaceNotification",
                 &SystemPreferences::PostWorkspaceNotification)
      .SetMethod("subscribeWorkspaceNotification",
                 &SystemPreferences::SubscribeWorkspaceNotification)
      .SetMethod("unsubscribeWorkspaceNotification",
                 &SystemPreferences::UnsubscribeWorkspaceNotification)