Cross Reference: /external/chromium_org/ui/resources/default_100

`Name`	`Date`	`Size`
Up to higher level directory
`notification_close.png`	23-Apr-2015	`173`
`notification_close_hover.png`	23-Apr-2015	`224`
`notification_close_pressed.png`	23-Apr-2015	`222`

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