manifest.json

{
   "author": "martin",
   "background": {
       "scripts": ["headers.js"]
   },
   "permissions": [
    "webRequest",
    "webRequestBlocking",
    "<all_urls>"
  ],
   "content_scripts": [ {
      "all_frames": true,
      "js": [ "script.js" ],
      "matches": [ "*://*/*" ],
      "match_about_blank": true,
      "run_at": "document_start"
   } ],
   "description": "Defuses the dumbest attempts at detecting devtools.",
   "icons": {
      "128": "icon128.png",
      "32": "icon32.png"
   },
   "browser_action": {},
   "manifest_version": 2,
   "name": "anti anti devtools",
   "short_name": "AAD",
   "update_url": "https://clients2.google.com/service/update2/crx",
   "version": "2.3",
   "key": "MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAowA8wOUQ8ShyITJ15B9rcJrnoolyo+OLj07g8QWBlEBikgszYwlbc88OIRL+dJOASok3yG6RQ60fvIjBrtNEk1yQZJfNwF/CN0jFrkE3HN3xVMoX0XIQPB93kDZARcfR5nwU3RUgwwWGTqt69KSSU8QzRRQJSEgM8GENa3OBhw1UBn/I/RbhaFcTykJSomo9j55goJwNzUhXTJk458DQ5diY+gWMadDXlDBa8cciCVlaGOjBV5ezmxnD6p1GXhrvyEKZP8IlreDJC2Nw9hxrT3GIo1FzbmeDPANKJ9pkY1H3LOVsGJDtytBpD/FRErlvfkJVqp3N5ifF2EQ8lOAHrQIDAQAB"
}