I use, and really like, eWallet Password Manager. It has a function to save pw to clipboard so you can copy it to where you need it, which is as close to auto fill as it has, I think.
Sent from my HTC VLE_U using Android Central Forums
Last Pass (Premium) FTW. Everything you need and more. $12 a year for the premium sub for mobile.... Syncs securely so all your devices and pcs are up to date.
// Posted from my Nexus 7 with the Android Central app //