Cross Reference: /packages/apps/Dialer/java/com/android/incallui/incall/impl/res/layout

`Name`	`Date`	`Size`
Up to higher level directory
`frag_incall_voice.xml`	21-Aug-2018	`5.4K`
`incall_button_grid.xml`	21-Aug-2018	`3.4K`