It looks like Android ‘M’ is the next version update of Android OS from Google. One sandbox session is called “Android for Work Update” which says, “Android M is bringing the power of Android to all kinds of workplaces.” Android M is going to debut at Google I/O event this month.
If we look at current scenario, only 10% Android devices are running Android Lollipop and then this new update is coming very fast. The Android for Work session has already disappeared from the schedule. Here’s a larger screenshot,
It’s very much possible that Google this time also may release a developer preview before releasing official update. The developer preview helps app developers to update their apps for the Android’s new version. For more info and updates we’ll have to wait for the Google I/O 2015 which is going to take place in San Francisco, California from May 28th to 30th.