Tumblr Load HiRes Images

manifest.json

{
  "update_url": "http://clients2.google.com/service/update2/crx",
  "name": "Tumblr Load HiRes Images",
  "version": "1.0.2",
  "description": "When you open a tumblr image into a new tab or window, this extension auto-loads a larger image version if it's available.",
  "background": {
    "scripts": [
      "background.js"
    ]
  },
  "permissions": [
    "tabs",
    "*://*.tumblr.com/*"
  ],
  "page_action": {
    "default_icon": "icon-19.png",
    "default_title": "The tumblr-hirez extension found a larger image and automatically navigated to it.\r\n\r\n Press back to see original."
  },
  "icons": {
    "48": "icon-48.png"
  },
  "manifest_version": 2
}