Cross Reference: /packages/apps/Email/res/mipmap-xhdpi

`Name`	`Date`	`Size`
Up to higher level directory
`ic_launcher_email.png`	01-Nov-2013	`10.5K`
`ic_launcher_mail.png`	01-Nov-2013	`10.5K`
`ic_launcher_shortcut_folder.png`	01-Nov-2013	`10.5K`

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