{
  "manifest_version": 2,
  "name": "LDR open in background tab",
  "version": "1.0.9",
  "description": "",
  "background": {
    "scripts": [
      "lib/background.js"
    ],
    "persistent": false
  },
  "content_scripts": [
    {
      "matches": [
        "http://reader.livedoor.com/reader/",
        "http://reader.livedoor.com/public/*"
      ],
      "js": [
        "lib/ldr_open_in_background_tab.user.js"
      ]
    }
  ],
  "externally_connectable": {
    "matches": [
      "http://reader.livedoor.com/reader/",
      "http://reader.livedoor.com/public/*"
    ]
  },
  "permissions": [
  ]
}

{
  "manifest_version": 2,
  "name": "LDR open in background tab",
  "version": "1.0.9",
  "description": "",
  "background": {
    "scripts": [
      "lib/background.js"
    ],
    "persistent": false
  },
  "content_scripts": [
    {
      "matches": [
        "http://reader.livedoor.com/reader/",
        "http://reader.livedoor.com/public/*",
        "http://reader.livedwango.com/reader/",
        "http://reader.livedwango.com/public/*"
      ],
      "js": [
        "lib/ldr_open_in_background_tab.user.js"
      ]
    }
  ],
  "externally_connectable": {
    "matches": [
      "http://reader.livedoor.com/reader/",
      "http://reader.livedoor.com/public/*",
      "http://reader.livedwango.com/reader/",
      "http://reader.livedwango.com/public/*"
    ]
  },
  "permissions": [
  ]
}

Update match pattern to support "reader.livedwango.com"
Update match pattern to support "reader.livedwango.com"
