Quick Switch Tab

manifest.json

{
  "update_url": "https://clients2.google.com/service/update2/crx",
  "name": "Quick Switch Tab",
  "version": "0.1",
  "description": "Creates a keyboard shortcut (Ctrl + Shift + T) to bring up a quick tab switch popup",
  "icons": {
    "16": "icon-16.png",
    "48": "icon-48.png",
    "128": "icon-128.png"
  },
  "background": {
    "persistent": false,
    "scripts": [
      "background.js"
    ]
  },
  "permissions": [
    "tabs"
  ],
  "commands": {
    "switch-tab": {
      "suggested_key": {
        "default": "Ctrl+Shift+T",
        "mac": "MacCtrl+Shift+T"
      },
      "description": "Quick Tab Switch"
    }
  },
  "content_security_policy": "script-src 'self' 'unsafe-eval'; object-src 'self'",
  "manifest_version": 2
}