Keyboard shortcuts to close Chrome tabs

manifest.json

{
  "update_url": "https://clients2.google.com/service/update2/crx",
  "background": {
    "persistent": false,
    "scripts": [
      "background.js"
    ]
  },
  "commands": {
    "close-other-tabs-dp": {
      "description": "Close other tabs",
      "suggested_key": {
        "default": "Alt+Shift+W"
      }
    },
    "close-left-tabs-dp": {
      "description": "Close tabs to the left",
      "suggested_key": {
        "default": "Alt+Shift+L"
      }
    },
    "close-right-tabs-dp": {
      "description": "Close tabs to the right",
      "suggested_key": {
        "default": "Alt+Shift+R"
      }
    },
    "toggle-pin-dp": {
      "description": "Pin/unpin Tab",
      "suggested_key": {
        "default": "Alt+Shift+P"
      }
    }
  },
  "description": "Added the missing hotkeys to control Chrome tabs. Now you can use shortcuts to close left/right/other tabs or toggle pinned ones",
  "icons": {
    "48": "images/tabs_48.png",
    "128": "images/tabs_128.png"
  },
  "manifest_version": 2,
  "name": "Keyboard shortcuts to close Chrome tabs",
  "short_name": "Shortcuts to close tabs",
  "options_page": "options.html",
  "permissions": [],
  "version": "0.3.0"
}