chromiumoxide 0.4.0

#[derive(Debug, Clone)]
pub struct Viewport {
    pub width: u32,
    pub height: u32,
    pub device_scale_factor: Option<f64>,
    pub emulating_mobile: bool,
    pub is_landscape: bool,
    pub has_touch: bool,
}

impl Default for Viewport {
    fn default() -> Self {
        Viewport {
            width: 800,
            height: 600,
            device_scale_factor: None,
            emulating_mobile: false,
            is_landscape: false,
            has_touch: false,
        }
    }
}