Always include "enable-webvr" in about:flags

Always include "enable-webvr" in about:flags

The WebVR API and origin trial are always built so this flag should not depend
on VR device support.

BUG=678283
TEST=The flag appears in chrome://flags and navigator.getVRDisplays is exposed when enabled.

[ddorwin, 2017-01-05 22:23:25]

Description was changed from

==========
Always include "enable-webvr" in about:flags

The WebVR API and origin trial are always built so this flag should not depend
on VR device support.

BUG=678283
==========

to

==========
Always include "enable-webvr" in about:flags

The WebVR API and origin trial are always built so this flag should not depend
on VR device support.

BUG=678283
TEST=The flag appears in chrome://flags and navigator.getVRDisplays is exposed
when enabled.
==========

[ddorwin, 2017-01-05 22:23:43]

ddorwin@chromium.org changed reviewers:
+ amp@chromium.org

[amp, 2017-01-05 22:29:24]

lgtm

[ddorwin, 2017-01-05 22:59:03]

The CQ bit was checked by ddorwin@chromium.org

[commit-bot: I haz the power, 2017-01-05 22:59:36]

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, 2017-01-06 02:01:40]

CQ is committing da patch.

Bot data: {"patchset_id": 1, "attempt_start_ts": 1483657143889460, "parent_rev":
"ebb8e6536246b3b9a0b0529c94e70a7118dc8e08", "commit_rev":
"9bc3d1863a23cbbf84d867cdc4bfa986810fdf1b"}

[commit-bot: I haz the power, 2017-01-06 02:10:12]

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

[commit-bot: I haz the power, 2017-01-06 02:10:12]

Prior attempt to commit was detected, but we were not able to check whether the
issue was successfully committed. Please check Git history manually and re-check
CQ or close this issue as needed.

[ddorwin, 2017-03-06 21:49:02]

This was committed as
https://chromium.googlesource.com/chromium/src.git/+/9bc3d1863a23cbbf84d867cd....