Salesforce.com Sandbox Favicon Extension

manifest.json

{
  "update_url": "https://clients2.google.com/service/update2/crx",
  "manifest_version": 2,
  "name": "Salesforce.com Sandbox Favicon Extension",
  "version": "1.6",
  "description": "Adds an \"S\" to the standard Salesforce.com cloud favicon for all sandbox tabs in a Chrome window.",
  "browser_action": {
    "default_icon": "salesforce.png"
  },
  "permissions": [
    "tabs",
    "storage"
  ],
  "options_page": "options.html",
  "content_scripts": [
    {
      "matches": [
        "https://*.salesforce.com/*",
        "https://*.visual.force.com/*"
      ],
      "js": [
        "jquery.js",
        "contentscript.js"
      ]
    }
  ]
}