cc: Remove impl_transform_is_unknown argument from OcclusionTracker.

cc: Remove impl_transform_is_unknown argument from OcclusionTracker.

This argument is just used for an early out. Instead don't call the
method at all when it is true.

Depends on: https://codereview.chromium.org/183563003/

R=enne
BUG=344962
Committed: https://src.chromium.org/viewvc/chrome?view=rev&revision=255199

[enne (OOO), 2014-03-05 18:12:20]

lgtm.  Sorry to make you ping me to get this reviewed.

[danakj, 2014-03-05 18:13:13]

The CQ bit was checked by danakj@chromium.org

[commit-bot: I haz the power, 2014-03-05 18:15:02]

CQ is trying da patch. Follow status at
https://chromium-status.appspot.com/cq/danakj@chromium.org/187043004/1

[commit-bot: I haz the power, 2014-03-05 18:34:21]

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

[commit-bot: I haz the power, 2014-03-05 18:34:22]

Try jobs failed on following builders: mac_chromium_compile_dbg

[danakj, 2014-03-05 18:39:13]

The CQ bit was checked by danakj@chromium.org

[commit-bot: I haz the power, 2014-03-05 18:41:02]

CQ is trying da patch. Follow status at
https://chromium-status.appspot.com/cq/danakj@chromium.org/187043004/1

[commit-bot: I haz the power, 2014-03-05 19:55:34]

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

[commit-bot: I haz the power, 2014-03-05 19:55:34]

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

[danakj, 2014-03-05 19:56:19]

The CQ bit was checked by danakj@chromium.org

[commit-bot: I haz the power, 2014-03-05 19:57:03]

CQ is trying da patch. Follow status at
https://chromium-status.appspot.com/cq/danakj@chromium.org/187043004/40001

[commit-bot: I haz the power, 2014-03-05 20:13:52]

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

[commit-bot: I haz the power, 2014-03-05 20:13:52]

Retried try job too often on win_rel for step(s) app_list_unittests,
ash_unittests, aura_unittests, 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, gfx_unittests,
google_apis_unittests, gpu_unittests, installer_util_unittests, ipc_tests,
jingle_unittests, media_unittests, mini_installer_test, nacl_integration,
ppapi_unittests, printing_unittests, remoting_unittests, sql_unittests,
sync_integration_tests, sync_unit_tests, telemetry_perf_unittests,
telemetry_unittests, views_unittests
http://build.chromium.org/p/tryserver.chromium/buildstatus?builder=win_rel&nu...

[danakj, 2014-03-05 20:15:18]

The CQ bit was checked by danakj@chromium.org

[commit-bot: I haz the power, 2014-03-05 20:20:31]

CQ is trying da patch. Follow status at
https://chromium-status.appspot.com/cq/danakj@chromium.org/187043004/40001

[commit-bot: I haz the power, 2014-03-05 23:59:21]

CQ is trying da patch. Follow status at
https://chromium-status.appspot.com/cq/danakj@chromium.org/187043004/40001

[commit-bot: I haz the power, 2014-03-06 01:19:01]

Change committed as 255199