Plause - Spotify & YouTube

manifest.json

{
  "update_url": "https://clients2.google.com/service/update2/crx",
  "manifest_version": 2,
  "name": "Plause - Spotify & YouTube",
  "version": "0.0.2",
  "description": "This extension  allows you to pause and play  spotify/youtube remotely",
  "homepage_url": "https://plause.in",
  "icons": {
    "48": "icons/icon_48.png"
  },
  "permissions": [
    "storage",
    "tabs",
    "activeTab"
  ],
  "content_scripts": [
    {
      "matches": [
        "https://www.youtube.com/*",
        "https://play.spotify.com/*"
      ],
      "js": [
        "content.js"
      ],
      "run_at": "document_start"
    }
  ],
  "background": {
    "scripts": [
      "back.js"
    ]
  },
  "browser_action": {
    "default_icon": {
      "60": "icons/icon_60.png"
    },
    "default_title": "Plause",
    "default_popup": "go.html",
    "browser_style": true
  }
}