Cross Reference: /development/samples/AdaptiveIconSample/res/mipmap-xxxhdpi

`Name`	`Date`	`Size`
Up to higher level directory
`ic_launcher1.png`	05-Oct-2017	`10.3K`
`ic_launcher2.png`	05-Oct-2017	`7.9K`
`icon_back_1.png`	05-Oct-2017	`1.2K`
`icon_fore_1.png`	05-Oct-2017	`20.7K`