Refresh on crash

manifest.json

{
  "update_url": "https://clients2.google.com/service/update2/crx",
  "manifest_version": 2,
  "name": "Refresh on crash",
  "description": "Refreshes crashed pages.",
  "version": "2.0",
  "permissions": [
    "activeTab",
    "tabs"
  ],
  "icons": {
    "16": "icon16.png",
    "48": "icon48.png",
    "128": "icon128.png"
  },
  "content_scripts": [
    {
      "matches": [
        "http://*/*",
        "https://*/*"
      ],
      "js": [
        "script.js"
      ]
    }
  ],
  "background": {
    "scripts": [
      "background.js"
    ]
  }
}