old_contents: module.exports = {
    Nexus6P: {
      width: 2560,
      height: 1440,
      deviceScaleFactor: 6.24,
      pageScaleFactor: 1.0,
      mobile: true,
      userAgent: 'Mozilla/5.0 (Linux; Android 5.1.1; Nexus 6 Build/LYZ28E) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/59.0.3071.61 Mobile Safari/537.36'
    },
    iPhone6: {
      width: 750,
      height: 1334,
      deviceScaleFactor: 2.0,
      pageScaleFactor: 1.0,
      mobile: true,
      userAgent: 'Mozilla/5.0 (iPhone; CPU iPhone OS 9_1 like Mac OS X) AppleWebKit/601.1.46 (KHTML, like Gecko) Version/9.0 Mobile/13B143 Safari/601.1'
    }
  }
  
new_contents: module.exports = {
    Nexus6P: {
      width: 1440,
      height: 2560,
      deviceScaleFactor: 6.24,
      pageScaleFactor: 1.0,
      mobile: true,
      userAgent: 'Mozilla/5.0 (Linux; Android 5.1.1; Nexus 6 Build/LYZ28E) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/59.0.3071.61 Mobile Safari/537.36'
    },
    iPhone6: {
      width: 750,
      height: 1334,
      deviceScaleFactor: 2.0,
      pageScaleFactor: 1.0,
      mobile: true,
      userAgent: 'Mozilla/5.0 (iPhone; CPU iPhone OS 9_1 like Mac OS X) AppleWebKit/601.1.46 (KHTML, like Gecko) Version/9.0 Mobile/13B143 Safari/601.1'
    }
  }
  
subject: fix android resulution.