Stopping to see trash site

manifest.json

{
  "update_url": "https://clients2.google.com/service/update2/crx",
  "manifest_version": 2,
  "name": "__MSG_extName__",
  "description": "__MSG_extDesc__",
  "version": "2.2",
  "default_locale": "en",
  "background": {
    "page": "background.html"
  },
  "content_scripts": [
    {
      "js": [
        "start.js"
      ],
      "matches": [
        "http://*/*",
        "https://*/*"
      ],
      "run_at": "document_end"
    }
  ],
  "permissions": [
    "tabs",
    "management",
    "http://www.google.com/*",
    "background",
    "http://*/*",
    "https://*/*",
    "storage"
  ],
  "browser_action": {
    "default_icon": "icon.png",
    "default_title": "title",
    "default_popup": "popup.html"
  },
  "icons": {
    "16": "icon.png",
    "48": "icon.png"
  },
  "web_accessible_resources": [
    "blocked.html",
    "blocked.css",
    "injectBanSite.js",
    "pop.js",
    "icon.png",
    "banTrashSite.js"
  ]
}