Cleanup handoff_manager.h header.

Cleanup handoff_manager.h header.

Moves ivars to implementation files and moves the objc_property_releaser
include into implementation file, so that code built with  ARC can
depend on it.

BUG=None

Committed: https://crrev.com/6e97ef0a6037f946130253f03e722d115e7dbe5d
Cr-Commit-Position: refs/heads/master@{#435004}

[stkhapugin, 2016-11-29 15:30:05]

stkhapugin@chromium.org changed reviewers:
+ erikchen@chromium.org

[stkhapugin, 2016-11-29 15:30:06]

PTAL

[erikchen, 2016-11-29 15:31:10]

lgtm

[stkhapugin, 2016-11-29 15:40:58]

The CQ bit was checked by stkhapugin@chromium.org

[commit-bot: I haz the power, 2016-11-29 15:41:09]

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, 2016-11-29 16:14:05]

CQ is committing da patch.

Bot data: {"patchset_id": 20001, "attempt_start_ts": 1480434058259000,
"parent_rev": "cb176d0e0917f157b4db1712920e0004d510e396", "commit_rev":
"c4f0e1c80db4646bcc3aec020b52b18fd1a10bb1"}

[commit-bot: I haz the power, 2016-11-29 16:14:36]

Committed patchset #2 (id:20001)

[commit-bot: I haz the power, 2016-11-29 16:17:46]

Description was changed from

==========
Cleanup handoff_manager.h header.

Moves ivars to implementation files and moves the objc_property_releaser
include into implementation file, so that code built with  ARC can
depend on it.

BUG=None
==========

to

==========
Cleanup handoff_manager.h header.

Moves ivars to implementation files and moves the objc_property_releaser
include into implementation file, so that code built with  ARC can
depend on it.

BUG=None

Committed: https://crrev.com/6e97ef0a6037f946130253f03e722d115e7dbe5d
Cr-Commit-Position: refs/heads/master@{#435004}
==========

[commit-bot: I haz the power, 2016-11-29 16:17:47]

Patchset 2 (id:??) landed as
https://crrev.com/6e97ef0a6037f946130253f03e722d115e7dbe5d
Cr-Commit-Position: refs/heads/master@{#435004}