For our project, we want to open our electron app from tray with a keypress on "Scroll Lock" (js keycode 145) but this is no registered accelerator that we can use.
atom/common/keyboard_util.cc
case '~':
      *shifted = true;
      FALLTHROUGH;
    case '`':
      return ui::VKEY_OEM_3;
    case '{':
      *shifted = true;
      FALLTHROUGH;
    case '[':
      return ui::VKEY_OEM_4;
    case '|':
      *shifted = true;
      FALLTHROUGH;
    case '\\':
      return ui::VKEY_OEM_5;
    case '}':
      *shifted = true;
      FALLTHROUGH;
    case ']':
      return ui::VKEY_OEM_6;
    case '"':
      *shifted = true;
      FALLTHROUGH;
    case '\'':
      return ui::VKEY_OEM_7;
    default:
      return ui::VKEY_UNKNOWN;
  }
}
ui::KeyboardCode KeyboardCodeFromStr(const std::string& str, bool* shifted) {