VR: Don't unregister Daydream intent when leaving webVR page if browsing is supported.

VR: Don't unregister Daydream intent when leaving webVR page if browsing is supported.

If we support browsing in VR, when we leave a page that support presentation
on headset insertion, don't unregister the Daydream intent.

Bug: 728638
Change-Id: Ie9087e2a2a35a6e5d5839b6f1ef0672ba3b781aa
Reviewed-on: https://chromium-review.googlesource.com/521942
Reviewed-by: Yash Malik <ymalik@chromium.org>;
Commit-Queue: Michael Thiessen <mthiesse@chromium.org>;
Cr-Original-Commit-Position: refs/heads/master@{#476459}
Review-Url: https://codereview.chromium.org/2917353004 .
Cr-Commit-Position: refs/branch-heads/3112@{#147}
Cr-Branched-From: b6460e24cf59f429d69de255538d0fc7a425ccf9-refs/heads/master@{#474897}
Committed: https://chromium.googlesource.com/chromium/src/+/565e96bdfad900f9adb3232e147288b67b378f0c

[mthiesse, 2017-06-05 14:19:45]

Description was changed from

==========
VR: Don't unregister Daydream intent when leaving webVR page if browsing is
supported.

If we support browsing in VR, when we leave a page that support presentation
on headset insertion, don't unregister the Daydream intent.

Bug: 728638
Change-Id: Ie9087e2a2a35a6e5d5839b6f1ef0672ba3b781aa
Reviewed-on: https://chromium-review.googlesource.com/521942
Reviewed-by: Yash Malik <ymalik@chromium.org>
Commit-Queue: Michael Thiessen <mthiesse@chromium.org>
Cr-Commit-Position: refs/heads/master@{#476459}
(cherry picked from commit 7feb50fb4b20c5c6065a17b9210d29cff3ef5477)
==========

to

==========
VR: Don't unregister Daydream intent when leaving webVR page if browsing is
supported.

If we support browsing in VR, when we leave a page that support presentation
on headset insertion, don't unregister the Daydream intent.

Bug: 728638
Change-Id: Ie9087e2a2a35a6e5d5839b6f1ef0672ba3b781aa
Reviewed-on: https://chromium-review.googlesource.com/521942
Reviewed-by: Yash Malik <ymalik@chromium.org>
Commit-Queue: Michael Thiessen <mthiesse@chromium.org>
Cr-Original-Commit-Position: refs/heads/master@{#476459}
Review-Url: https://codereview.chromium.org/2917353004 .
Cr-Commit-Position: refs/branch-heads/3112@{#147}
Cr-Branched-From:
b6460e24cf59f429d69de255538d0fc7a425ccf9-refs/heads/master@{#474897}
Committed:
https://chromium.googlesource.com/chromium/src/+/565e96bdfad900f9adb3232e1472...
==========

[mthiesse, 2017-06-05 14:19:47]

Committed patchset #1 (id:1) manually as
565e96bdfad900f9adb3232e147288b67b378f0c.