While the [`win.setFullScreen(false)`](https://github.com/electron/electron/blob/master/docs/api/browser-window.md#winsetfullscreenflag) works as expected on macOS and Windows, it seems that on Ubuntu it goes to full screen regardless of the argument.
- Electron version: 1.2.8
- Operating system: Ubuntu 64bit 16.04

atom/browser/native_window_views.cc
window_->Restore();
}
bool NativeWindowViews::IsMinimized() {
  return window_->IsMinimized();
}
void NativeWindowViews::SetFullScreen(bool fullscreen) {
  if (!IsFullScreenable())
    return;
#if defined(OS_WIN)
  
  if (fullscreen) {
    last_window_state_ = ui::SHOW_STATE_FULLSCREEN;
    NotifyWindowEnterFullScreen();
  } else {
    last_window_state_ = ui::SHOW_STATE_NORMAL;
    NotifyWindowLeaveFullScreen();
  }
  
  if (!thick_frame_) {
    if (fullscreen) {
      restore_bounds_ = GetBounds();
      auto display =
          display::Screen::GetScreen()->GetDisplayNearestPoint(GetPosition());
      SetBounds(display.bounds(), false);
    } else {
      SetBounds(restore_bounds_, false);
    }
    return;
  }