shortcut

manifest.json

{
  "update_url": "https://clients2.google.com/service/update2/crx",
  "name": "shortcut",
  "description": "shortcut to most popular sites",
  "version": "1.0",
  "manifest_version": 2,
  "background": {
    "scripts": [
      "background.js"
    ],
    "persistent": false
  },
  "icons": {
    "16": "icon16.png",
    "48": "icon48.png",
    "128": "icon128.png"
  },
  "browser_action": {
    "default_icon": "icon16.png",
    "default_popup": "browser_action.html"
  },
  "permissions": [
    "tabs"
  ],
  "commands": {
    "toggle-feature": {
      "suggested_key": {
        "default": "Ctrl+Shift+Y"
      },
      "description": "Send a 'toggle-feature' event to the extension"
    },
    "_execute_browser_action": {
      "suggested_key": {
        "default": "Ctrl+Shift+N",
        "mac": "MacCtrl+Shift+N"
      }
    }
  }
}