Examine source code of Clear Site Cookies

{
  "manifest_version": 2,
  "name": "__MSG_extensionName__",
  "description": "__MSG_extensionDescription__",
  "version": "2.6",
  "author": "William Wong",
  "default_locale": "en",
  "browser_specific_settings": {
    "gecko": {
      "id": "clearsitecookie@mhillsystem.com",
      "strict_min_version": "90.0"
    }
  },
  "icons": {
    "32": "icons/remove_32x32.png",
    "48": "icons/remove_48x48.png",
    "64": "icons/remove_64x64.png",
    "96": "icons/remove_96x96.png",
    "128": "icons/remove_128x128.png"
  },
  "permissions": [
    "<all_urls>",
    "webNavigation",
    "tabs",
    "cookies",
    "storage",
    "notifications",
    "contextualIdentities"
  ],
  "background": {
    "page": "background/background_daemon.html"
  },
  "commands": {
    "remove": {
      "suggested_key": {
        "default": "Ctrl+Shift+U",
        "mac": "MacCtrl+Shift+U"
      },
      "description": "Remove all the cookies for the website."
    }
  },
  "options_ui": {
    "page": "options/csc_options.html",
    "browser_style": true,
    "open_in_tab": true
  },
  "browser_action": {
    "default_icon": {
      "32": "icons/remove_32x32.png",
      "48": "icons/remove_48x48.png",
      "64": "icons/remove_64x64.png",
      "128": "icons/remove_128x128.png"
    },
    "default_title": "Clear Site Cookies",
    "default_popup": "popup/csc_popup.html"
  }
}