Examine source code of Hide Mouse Pointer

{
  "description": "hide mouse pointer",
  "manifest_version": 2,
  "name": "Hide Mouse Pointer",
  "version": "1.5resigned1",
  "applications": {
    "gecko": {
      "id": "Hide_Mouse_Pointer@nekojirou.net"
    }
  },
  "browser_action": {
    "default_icon": "icons/mouse-pointer32.png",
    "default_title": "Hide Mouse Pointer",
    "default_popup": "popup/popup.html"
  },
  "icons": {
    "48": "icons/mouse-pointer48.png"
  },
  "background": {
    "scripts": [
      "background_scripts/background.js"
    ]
  },
  "permissions": [
    "tabs",
    "storage",
    "activeTab",
    "<all_urls>",
    "contextMenus"
  ],
  "default_locale": "en"
}