add bookmark to toolbar

manifest.json

{
  "manifest_version": 2,
  "name": "add_bookmark_to_toolbar",
  "version": "0.5",
  "description": "Add the bookmark of the active tab to 'bookmarks toolbar' just on one click",
  "homepage_url": "https://github.com/chenfengrugao/add_bookmark_to_toolbar",
  "author": "Bill Chen",
  "icons": {
    "16": "icons/icon-16.png",
    "32": "icons/icon-32.png",
    "64": "icons/icon-64.png"
  },
  "permissions": [
    "tabs",
    "bookmarks"
  ],
  "browser_action": {
    "default_icon": {
      "16": "icons/icon-16.png",
      "32": "icons/icon-32.png",
      "64": "icons/icon-64.png"
    },
    "default_title": "Add bookmark on one click"
  },
  "background": {
    "scripts": [
      "background.js"
    ]
  }
}