Google Chrome stable beta 6 has been released, you can download it here. The good news this time is that this is the last time, you will need to update google chrome from the next time it will auto update itself.
There has been several changes done in google chrome, one of that change is the removal of home button on shown the google chrome toolbar on the left of the address or location bar, this button has been removed because it is very less clicked by google chrome users.
Just in case, if you want to see the home button back to its location on google chrome toolbar, you can simply select it to show under google chrome options, follow the procedure to show it back on the toolbar
Go to google chrome options as shown in the image below
Under options window, click on the basic tab
Click close button, now you will see the home button placed back on the toolbar