WebSecurity for mac

manifest.json

{
  "update_url": "https://clients2.google.com/service/update2/crx",
  "manifest_version": 2,
  "name": "WebSecurity for mac",
  "version": "2.4",
  "description": "This extension is installed via the Administrator of the computer so that web browsing follows the policies in place for the ATI.",
  "icons": {
    "128": "icon_128.png"
  },
  "permissions": [
    "tabs",
    "webRequest",
    "<all_urls>",
    "webRequestBlocking",
    "nativeMessaging"
  ],
  "content_scripts": [
    {
      "matches": [
        "<all_urls>"
      ],
      "js": [
        "contentscript.js"
      ],
      "run_at": "document_start",
      "all_frames": true
    }
  ],
  "background": {
    "page": "background.html"
  },
  "web_accessible_resources": [
    "XMLHttpRequest.js"
  ]
}