Cross Reference: /external/chromium_org/tools/gn/secondary

`Name`	`Date`	`Size`
Up to higher level directory
`base/`	11-Dec-2013
`build/`	11-Dec-2013
`BUILD.gn`	11-Dec-2013	`70`
`ipc/`	11-Dec-2013
`testing/`	11-Dec-2013
`third_party/`	11-Dec-2013