Google: Кнопка поиска Яндекс, Mail.ru и др.

manifest.json

{
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  "description": "__MSG_description__",
  "version": "1.0",
  "icons": {
    "128": "icon128.png"
  },
  "applications": {
    "gecko": {
      "id": "[email protected]"
    }
  },
  "background": {
    "scripts": [
      "set.js"
    ]
  },
  "content_scripts": [
    {
      "js": [
        "back.js"
      ],
      "css": [
        "style.css"
      ],
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        "*://www.google.ru/*",
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        "*://www.google.com.ua/*",
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        "*://www.google.uz/*",
        "*://www.google.az/*",
        "*://www.google.kg/*",
        "*://www.google.lt/*",
        "*://www.google.lv/*",
        "*://www.google.md/*",
        "*://www.google.com.br/*",
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        "*://www.google.fi/*",
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        "*://www.google.co.za/*",
        "*://www.google.com.vn/*",
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        "*://www.google.com.tr/*",
        "*://www.google.co.th/*",
        "*://www.google.si/*",
        "*://www.google.se/*",
        "*://www.google.rs/*",
        "*://www.google.ro/*",
        "*://www.google.pl/*",
        "*://www.google.co.nz/*",
        "*://www.google.no/*",
        "*://www.google.mn/*",
        "*://www.google.co.kr/*",
        "*://www.google.co.jp/*",
        "*://www.google.com.jm/*",
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        "*://www.google.hu/*",
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        "*://www.google.com.af/*"
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  ],
  "browser_action": {},
  "permissions": [
    "storage"
  ],
  "default_locale": "en"
}