Fix browser.memory_stats has no GPU and Renderer info on CrOS

Fix browser.memory_stats has no GPU and Renderer info on CrOS

BUG=284219
TEST=run related code on daisy
NOTRY=true

Committed: https://src.chromium.org/viewvc/chrome?view=rev&revision=221637

[Owen Lin, 2013-09-03 06:42:51]

PTAL. So many thanks.

https://codereview.chromium.org/23745007/diff/1/tools/telemetry/telemetry/cor...
File tools/telemetry/telemetry/core/platform/cros_platform_backend.py (left):

https://codereview.chromium.org/23745007/diff/1/tools/telemetry/telemetry/cor...
tools/telemetry/telemetry/core/platform/cros_platform_backend.py:62: return
proc_util.GetChildPids(processes, pid)
"pid" has been overwrite in the for loop

https://codereview.chromium.org/23745007/diff/1/tools/telemetry/telemetry/cor...
tools/telemetry/telemetry/core/platform/cros_platform_backend.py:64: def
GetCommandLine(self, pid):
CrosPlatformBackend is no longer a PosixPlatformBackend by the change:
https://chromiumcodereview.appspot.com/20766003/#ps40001
So there is no "_GetPsOutput" anymore.

[yuli, 2013-09-03 07:10:24]

lgtm

[Pawel Osciak, 2013-09-03 07:19:51]

lgtm

[tonyg, 2013-09-03 15:47:54]

lgtm

[commit-bot: I haz the power, 2013-09-05 01:53:10]

CQ is trying da patch. Follow status at
https://chromium-status.appspot.com/cq/owenlin@chromium.org/23745007/1

[commit-bot: I haz the power, 2013-09-05 02:52:43]

Retried try job too often on ios_dbg_simulator for step(s) ui_unittests
http://build.chromium.org/p/tryserver.chromium/buildstatus?builder=ios_dbg_si...

[commit-bot: I haz the power, 2013-09-06 03:09:33]

CQ is trying da patch. Follow status at
https://chromium-status.appspot.com/cq/owenlin@chromium.org/23745007/1

[commit-bot: I haz the power, 2013-09-06 05:09:21]

Sorry for I got bad news for ya.
Compile failed with a clobber build on win_rel.
http://build.chromium.org/p/tryserver.chromium/buildstatus?builder=win_rel&nu...
Your code is likely broken or HEAD is junk. Please ensure your
code is not broken then alert the build sheriffs.
Look at the try server FAQ for more details.

[commit-bot: I haz the power, 2013-09-06 06:37:19]

CQ is trying da patch. Follow status at
https://chromium-status.appspot.com/cq/owenlin@chromium.org/23745007/1

[commit-bot: I haz the power, 2013-09-06 08:00:49]

Change committed as 221637