Timer

manifest.json

{
  "update_url": "https://clients2.google.com/service/update2/crx",
  "manifest_version": 2,
  "name": "Timer",
  "version": "1.1.0",
  "description": "A clean, simple countown timer with visual and audible alarm.",
  "background": {
    "page": "background.html"
  },
  "browser_action": {
    "default_icon": {
      "19": "icons/19.png",
      "38": "icons/38.png"
    },
    "default_title": "Timer",
    "default_popup": "fragments/popup.html"
  },
  "permissions": [
    "notifications"
  ],
  "web_accessible_resources": [
    "icons/48.png",
    "assets/wine-glass-alarm.ogg",
    "assets/glyphicons-halflings.png"
  ],
  "content_security_policy": "script-src 'self' 'unsafe-eval'; object-src 'self';",
  "icons": {
    "16": "icons/16.png",
    "48": "icons/48.png",
    "128": "icons/128.png"
  }
}