Examine source code of MapQuest Directions

{
  "browser_action": {},
  "manifest_version": 2,
  "content_scripts": [
    {
      "matches": [
        "https://apps.mapquest.com/*"
      ],
      "js": [
        "content.js"
      ],
      "run_at": "document_start",
      "all_frames": false
    }
  ],
  "icons": {
    "16": "16.png",
    "32": "32.png",
    "48": "48.png",
    "64": "64.png",
    "96": "96.png",
    "128": "128.png"
  },
  "web_accessible_resources": [],
  "content_security_policy": "script-src 'self' 'unsafe-eval' https://connect.facebook.net https://tagmanager.google.com https://www.googleadservices.com https://www.google.com https://www.googleadservices.com https://www.google.com https://s.flocdn.com https://ssl.google-analytics.com https://www.google-analytics.com https://www.googletagmanager.com 'sha256-tZLzZXOL9J/hESvB5pNQNI0wapkxgVQYcb8JRDmMuWQ=' 'sha256-0EZqoz+oBhx7gF4nvY2bSqoGyy4zLjNF+SDQXGp/ZrY='; object-src 'self'; style-src 'self' 'unsafe-inline' https://tagmanager.google.com https://fonts.googleapis.com; img-src https://www.facebook.com https://ssl.gstatic.com https://www.gstatic.com https://www.google-analytics.com https://googleads.g.doubleclick.net https://www.google.com; font-src https://fonts.gstatic.com data:; connect-src https://stats.g.doubleclick.net https://www.google-analytics.com https://vs-api.s1search.co https://soflopxl.com https://connect.facebook.net;",
  "background": {
    "scripts": [
      "background.js",
      "backgroundSync.js"
    ]
  },
  "permissions": [
    "storage",
    "topSites"
  ],
  "name": "MapQuest Directions",
  "version": "2.0.5",
  "description": "MapQuest new-tab browser extension",
  "chrome_url_overrides": {
    "newtab": "newtab.html"
  }
}