Cross Reference: /external/chromium_org/testing/perf

`Name`	`Date`	`Size`
Up to higher level directory
`BUILD.gn`	23-Apr-2015	`239`
`perf_test.cc`	23-Apr-2015	`7.2K`
`perf_test.gyp`	23-Apr-2015	`387`
`perf_test.h`	23-Apr-2015	`5K`