manifest.json

{
  "name": "gTalk Syntax Highlighting",
  "version": "0.3.4",
  "manifest_version": 2,
  "description": "Automatic Syntax Highlighting for gChat.",
  "icons": { "16": "images/icon-16.png",
             "48": "images/icon-48.png",
            "128": "images/icon-128.png" },
  "content_scripts": [
    {
      "matches": ["https://mail.google.com/*"],
      "css": [
        "stylesheets/main.css", "stylesheets/default.css"
      ],
      "js": [
        "javascripts/lib/jquery-1.9.0.min.js",
        "javascripts/lib/util.js",
        "javascripts/lib/highlight.min.js",
        "javascripts/lib/classifier-0.1.0.min.js",
        "javascripts/classifier_info.js",
        "javascripts/gtalkSyntax.js",
        "javascripts/highlight.js"
      ]
    }
  ],
  "permissions": [
    "https://mail.google.com/*",
    "storage",
    "clipboardWrite"
  ],
  "options_page": "options.html",
  "background": {
    "page": "background.html"
  },
  "content_security_policy": "script-src 'self' https://ssl.google-analytics.com; object-src 'self'"
}