chromium/chrome/test/data/extensions/api_test/declarative_net_request/modify_headers/manifest.json

{
  "name": "Test header modification using declarativeNetRequest and its interaction with the web request api.",
  "declarative_net_request": {
    "rule_resources": [{
      "id": "modify_headers",
      "path": "rules_file_empty.json",
      "enabled": true
    }
    ]
  },
  "manifest_version": 2,
  "permissions": [
    "declarativeNetRequest",
    "webRequest",
    "webRequestBlocking",
    "<all_urls>",
    "tabs",
    "cookies"
  ],
  "version": "1.0",
  "background": {
    "scripts": [
      "background.js"
    ]
  }
}