Invisible Google Slide Control Bar

manifest.json

{
  "update_url": "https://clients2.google.com/service/update2/crx",
  "manifest_version": 2,
  "name": "Invisible Google Slide Control Bar",
  "description": "Control your Google Slide control bar.",
  "version": "1.1",
  "icons": {
    "16": "icon.png",
    "48": "icon.png",
    "128": "icon.png"
  },
  "browser_action": {
    "default_icon": "icon.png",
    "default_popup": "index.html"
  },
  "background": {
    "scripts": [
      "index.js"
    ]
  },
  "content_scripts": [
    {
      "matches": [
        "*://*/*"
      ],
      "js": [
        "assets/lodash.min.js"
      ]
    }
  ],
  "permissions": [
    "*://*/*"
  ]
}