Examine source code of EasyPaste

{
  "manifest_version": 2,
  "name": "EasyPaste",
  "description": "Help web user to past frequently used template on the field selected from right mouse click",
  "version": "1.0",
  "default_locale": "en",
  "background": {
    "scripts": [
      "background.js"
    ]
  },
  "permissions": [
    "menus",
    "storage",
    "tabs",
    "<all_urls>",
    "activeTab",
    "webRequest"
  ],
  "content_scripts": [
    {
      "matches": [
        "<all_urls>"
      ],
      "js": [
        "content-script.js"
      ]
    }
  ],
  "icons": {
    "16": "icons/page-16.png",
    "32": "icons/page-32.png",
    "48": "icons/page-48.png"
  }
}