title: Manifest is not valid json Error
body: <p>I am trying to update my extension but I get following error message. Message clear but there is no line 30. What is the problem?</p>
  
  <p><img src="https://i.stack.imgur.com/lhomL.png" alt="enter image description here"></p>
  
  <p><strong>manifest.json</strong></p>
  
  <pre><code>{
      "name": "IdeaShop Information",
      "description": "IdeaShop siteleri ile ilgili bilgileri gosterir",
      "manifest_version": 2,
      "version": "1.0",
      "permissions": [
          "tabs", 
          "http://*/*", 
          "https://*/*"
      ],
      "browser_action": {
          "default_title": "IdeaShop Information",
          "default_icon": "icon.png",
          "popup": "popup.html"
      }
    ]
  }
  </code></pre>
  
  <p><strong>Directory Structure</strong>
  <img src="https://i.stack.imgur.com/xZC6f.png" alt="enter image description here"></p>