Remove pp_ifdef from grd files in ui/.

Remove pp_ifdef from grd files in ui/.

Generated using:
> cd src/ui
> git grep -l pp_ifdef | xargs sed -i "s:pp_ifdef('\([^']\+\)'):\1:g"

BUG=343235
R=arv@chromium.org, joi@chromium.org, oshima@chromium.org

Committed: https://src.chromium.org/viewvc/chrome?view=rev&revision=251895

[newt (away), 2014-02-12 22:10:16]

+joi for review

TBR arv@chromium.org for webui_resources.grd
TBR oshima@chromium.org for ui_resources.grd

[arv (Not doing code reviews), 2014-02-12 22:20:59]

LGTM

[oshima, 2014-02-12 22:47:53]

lgtm

[newt (away), 2014-02-13 01:26:57]

The CQ bit was checked by newt@chromium.org

[commit-bot: I haz the power, 2014-02-13 01:29:18]

CQ is trying da patch. Follow status at
https://chromium-status.appspot.com/cq/newt@chromium.org/161313002/1

[commit-bot: I haz the power, 2014-02-13 02:21:57]

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

[commit-bot: I haz the power, 2014-02-13 02:21:58]

Retried try job too often on win_rel for step(s) app_list_unittests,
ash_unittests, aura_unittests, base_unittests, browser_tests,
cacheinvalidation_unittests, cc_unittests, check_deps, check_deps2git,
chrome_elf_unittests, chromedriver_unittests, components_unittests,
compositor_unittests, content_browsertests, content_unittests, crypto_unittests,
events_unittests, google_apis_unittests, gpu_unittests,
installer_util_unittests, interactive_ui_tests, ipc_tests, jingle_unittests,
media_unittests, mini_installer_test, nacl_integration, net_unittests,
ppapi_unittests, printing_unittests, remoting_unittests, sql_unittests,
sync_integration_tests, sync_unit_tests, telemetry_perf_unittests,
telemetry_unittests, unit_tests, views_unittests
http://build.chromium.org/p/tryserver.chromium/buildstatus?builder=win_rel&nu...

[Jói, 2014-02-13 09:22:49]

LGTM

[newt (away), 2014-02-19 00:24:07]

Committed patchset #2 manually as r251895 (presubmit successful).