Examine source code of Degenderization

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  "content_scripts": [
    {
      "js": [
        "scripts/content.js"
      ],
      "matches": [
        "http://*/*",
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  ],
  "browser_specific_settings": {
    "gecko": {
      "id": "{4c9fe28a-049e-4d25-8b27-8336a155f00b}"
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}