{
  "manifest_version": 2,

  "name": "WisCon program helper for Google Calendar™",
  "description": "Adds buttons for adding WisCon events to your calendar.",
  "version": "0.3",

  "browser_action": {},
  "permissions": [],

  "content_scripts": [
    {
      "matches": ["http://wiscon.piglet.org/program/detail*"],
      "js": ["addtocalendar.js"]
    }
  ],

  "icons": {
    "128": "icon_128.png"
  }
}

{
  "manifest_version": 2,

  "name": "WisCon program helper for Google Calendar™",
  "description": "Adds buttons for adding WisCon events to your calendar.",
  "version": "0.4",

  "content_scripts": [
    {
      "matches": ["http://wiscon.piglet.org/program/detail*"],
      "js": ["addtocalendar.js"]
    }
  ],

  "icons": {
    "128": "icon_128.png"
  }
}

Fix useless icon appearing in action menu
Fix useless icon appearing in action menu

This was caused by an empty action list in the manifest.
