Add performance_tests_browser to the GN build.

Add performance_tests_browser to the GN build.

R=brettw@chromium.org
BUG=461019
CQ_EXTRA_TRYBOTS=tryserver.chromium.linux:android_chromium_gn_compile_dbg,android_chromium_gn_compile_rel;tryserver.chromium.win:win8_chromium_gn_rel,win8_chromium_gn_dbg;tryserver.chromium.mac:mac_chromium_gn_rel,mac_chromium_gn_dbg

Committed: https://crrev.com/76f48222c95e7b00885ab775b95c7eb501ba665d
Cr-Commit-Position: refs/heads/master@{#323145}

[brettw, 2015-03-31 18:10:57]

lgtm

[Dirk Pranke, 2015-03-31 19:30:01]

The CQ bit was checked by dpranke@chromium.org

[commit-bot: I haz the power, 2015-03-31 19:32:04]

CQ is trying da patch. Follow status at
 https://chromium-cq-status.appspot.com/patch-status/1045133002/1

[commit-bot: I haz the power, 2015-03-31 19:37:43]

The CQ bit was unchecked by commit-bot@chromium.org

[commit-bot: I haz the power, 2015-03-31 19:37:47]

Try jobs failed on following builders:
  ios_dbg_simulator_ninja on tryserver.chromium.mac (JOB_FAILED,
http://build.chromium.org/p/tryserver.chromium.mac/builders/ios_dbg_simulator...)
  ios_rel_device_ninja on tryserver.chromium.mac (JOB_FAILED,
http://build.chromium.org/p/tryserver.chromium.mac/builders/ios_rel_device_ni...)

[Dirk Pranke, 2015-03-31 21:20:38]

The CQ bit was checked by dpranke@chromium.org

[Dirk Pranke, 2015-03-31 21:20:39]

The patchset sent to the CQ was uploaded after l-g-t-m from brettw@chromium.org
Link to the patchset: https://codereview.chromium.org/1045133002/#ps20001
(title: "merge to #323110")

[commit-bot: I haz the power, 2015-03-31 21:21:15]

CQ is trying da patch. Follow status at
 https://chromium-cq-status.appspot.com/patch-status/1045133002/20001

[commit-bot: I haz the power, 2015-03-31 21:27:11]

The CQ bit was unchecked by commit-bot@chromium.org

[commit-bot: I haz the power, 2015-03-31 21:27:12]

Try jobs failed on following builders:
  mac_chromium_gn_dbg on tryserver.chromium.mac (JOB_FAILED,
http://build.chromium.org/p/tryserver.chromium.mac/builders/mac_chromium_gn_d...)

[Dirk Pranke, 2015-03-31 21:53:24]

The CQ bit was checked by dpranke@chromium.org

[Dirk Pranke, 2015-03-31 21:53:24]

The patchset sent to the CQ was uploaded after l-g-t-m from brettw@chromium.org
Link to the patchset: https://codereview.chromium.org/1045133002/#ps40001
(title: "do not build performance_browser_tests on mac or android")

[commit-bot: I haz the power, 2015-03-31 21:55:27]

CQ is trying da patch. Follow status at
 https://chromium-cq-status.appspot.com/patch-status/1045133002/40001

[commit-bot: I haz the power, 2015-03-31 22:07:15]

The CQ bit was unchecked by commit-bot@chromium.org

[commit-bot: I haz the power, 2015-03-31 22:07:16]

Try jobs failed on following builders:
  linux_chromium_gn_chromeos_rel on tryserver.chromium.linux (JOB_FAILED,
http://build.chromium.org/p/tryserver.chromium.linux/builders/linux_chromium_...)
  win8_chromium_gn_rel on tryserver.chromium.win (JOB_FAILED,
http://build.chromium.org/p/tryserver.chromium.win/builders/win8_chromium_gn_...)

[Dirk Pranke, 2015-03-31 22:11:39]

The CQ bit was checked by dpranke@chromium.org

[Dirk Pranke, 2015-03-31 22:11:39]

The patchset sent to the CQ was uploaded after l-g-t-m from brettw@chromium.org
Link to the patchset: https://codereview.chromium.org/1045133002/#ps60001
(title: "make performance_browser_tests properly linux-only for now")

[commit-bot: I haz the power, 2015-03-31 22:12:44]

CQ is trying da patch. Follow status at
 https://chromium-cq-status.appspot.com/patch-status/1045133002/60001

[commit-bot: I haz the power, 2015-04-01 00:00:17]

Committed patchset #4 (id:60001)

[commit-bot: I haz the power, 2015-04-01 00:01:41]

Patchset 4 (id:??) landed as
https://crrev.com/76f48222c95e7b00885ab775b95c7eb501ba665d
Cr-Commit-Position: refs/heads/master@{#323145}