Examine source code of Grantham Safe Browsing

{
  "background": {
    "scripts": [
      "background.js"
    ]
  },
  "browser_action": {
    "default_icon": "static/grantham/icon-128.png",
    "default_popup": "browserAction.html"
  },
  "content_security_policy": "script-src 'self' 'unsafe-eval'; object-src 'self'",
  "icons": {
    "128": "static/grantham/icon-128.png"
  },
  "incognito": "spanning",
  "manifest_version": 2,
  "minimum_chrome_version": "51.0",
  "permissions": [
    "<all_urls>",
    "storage",
    "webRequest",
    "webRequestBlocking"
  ],
  "web_accessible_resources": [
    "incognito.*",
    "sinkhole.*",
    "static/*"
  ],
  "applications": {
    "gecko": {
      "id": "@grantham-university-safe-browsing",
      "strict_min_version": "57.0"
    }
  },
  "author": "InsCyt",
  "description": "Allowing safe browsing by blocking malicious sites from top-notch malware discovery.",
  "name": "Grantham University Safe Browsing",
  "version": "1.2.3"
}