Revert of Making WTH::InitCompositor() protected instead of public.

Revert of Making WTH::InitCompositor() protected instead of public. (patchset #5 id:70001 of https://codereview.chromium.org/2556803002/ )

Reason for revert:
Reverting because https://codereview.chromium.org/2552003002/ needs to be reverted

Original issue's description:
> Making WTH::InitCompositor() protected instead of public.
>
> BUG=NONE
>
> Committed: https://crrev.com/98f0f335c82dbbd932d3d5bad9fbb22585dafb65
> Cr-Commit-Position: refs/heads/master@{#437292}

TBR=sky@chromium.org
# Skipping CQ checks because original CL landed less than 1 days ago.
NOPRESUBMIT=true
NOTREECHECKS=true
NOTRY=true
BUG=NONE

Committed: https://crrev.com/28e64612c75948877633c7577d5440389d833c2c
Cr-Commit-Position: refs/heads/master@{#437352}

[mfomitchev, 2016-12-08 21:32:51]

The CQ bit was checked by mfomitchev@chromium.org

[mfomitchev, 2016-12-08 21:32:51]

Created Revert of Making WTH::InitCompositor() protected instead of public.

[commit-bot: I haz the power, 2016-12-08 21:33:39]

CQ is trying da patch. Follow status at
 
https://chromium-cq-status.appspot.com/v2/patch-status/codereview.chromium.or...

[commit-bot: I haz the power, 2016-12-08 21:36:23]

CQ is committing da patch.

Bot data: {"patchset_id": 1, "attempt_start_ts": 1481232771358700, "parent_rev":
"51bc52ccfa126ed3387781435e53f44ab89409d4", "commit_rev":
"7e9f44912cc7d2299cfc3af5f8e45f30c9c9b900"}

[commit-bot: I haz the power, 2016-12-08 21:36:49]

Committed patchset #1 (id:1)

[commit-bot: I haz the power, 2016-12-08 21:40:50]

Description was changed from

==========
Revert of Making WTH::InitCompositor() protected instead of public. (patchset #5
id:70001 of https://codereview.chromium.org/2556803002/ )

Reason for revert:
Reverting because https://codereview.chromium.org/2552003002/ needs to be
reverted

Original issue's description:
> Making WTH::InitCompositor() protected instead of public.
> 
> BUG=NONE
> 
> Committed: https://crrev.com/98f0f335c82dbbd932d3d5bad9fbb22585dafb65
> Cr-Commit-Position: refs/heads/master@{#437292}

TBR=sky@chromium.org
# Skipping CQ checks because original CL landed less than 1 days ago.
NOPRESUBMIT=true
NOTREECHECKS=true
NOTRY=true
BUG=NONE
==========

to

==========
Revert of Making WTH::InitCompositor() protected instead of public. (patchset #5
id:70001 of https://codereview.chromium.org/2556803002/ )

Reason for revert:
Reverting because https://codereview.chromium.org/2552003002/ needs to be
reverted

Original issue's description:
> Making WTH::InitCompositor() protected instead of public.
>
> BUG=NONE
>
> Committed: https://crrev.com/98f0f335c82dbbd932d3d5bad9fbb22585dafb65
> Cr-Commit-Position: refs/heads/master@{#437292}

TBR=sky@chromium.org
# Skipping CQ checks because original CL landed less than 1 days ago.
NOPRESUBMIT=true
NOTREECHECKS=true
NOTRY=true
BUG=NONE

Committed: https://crrev.com/28e64612c75948877633c7577d5440389d833c2c
Cr-Commit-Position: refs/heads/master@{#437352}
==========

[commit-bot: I haz the power, 2016-12-08 21:40:51]

Patchset 1 (id:??) landed as
https://crrev.com/28e64612c75948877633c7577d5440389d833c2c
Cr-Commit-Position: refs/heads/master@{#437352}