mail - Messenger App Intelligent Launcher

manifest.json

{
  "update_url": "https://clients2.google.com/service/update2/crx",
  "name": "mail - Messenger App Intelligent Launcher",
  "short_name": "mail",
  "version": "0.145",
  "description": "A Chrome Omnibox extension for quickly launching Facebook Messenger conversations!",
  "manifest_version": 2,
  "permissions": [
    "tabs",
    "activeTab",
    "https://www.messenger.com/",
    "storage",
    "background"
  ],
  "omnibox": {
    "keyword": "m"
  },
  "icons": {
    "16": "resources/mailbox_colour.png",
    "32": "resources/mailbox_colour.png",
    "48": "resources/mailbox_colour.png",
    "128": "resources/mailbox_colour.png"
  },
  "browser_action": {
    "default_icon": {
      "16": "resources/mailbox_colour.png",
      "24": "resources/mailbox_colour.png",
      "32": "resources/mailbox_colour.png"
    },
    "default_title": "Open the popup",
    "default_popup": "index.html"
  },
  "content_scripts": [
    {
      "matches": [
        "*://*.messenger.com/*"
      ],
      "js": [
        "content.js"
      ],
      "run_at": "document_start"
    }
  ],
  "background": {
    "persistent": false,
    "scripts": [
      "background.js"
    ]
  }
}