The 8th version of Google Chrome is in stable release. Apart from the 800 over bug fixes and stability improvements, Chrome 8.0.552.215 now has a built in PDF viewer that is secured within Chrome’s sandbox. If you are not an offline installer user, your Chrome will be automatically updated, please correct me if I am wrong. However, if you want offline installer for mass deployment of Chrome, you may proceed to download the Google Chrome 8.0.552.215 for Windows.
Source: Google Chrome Releases