WebVR: Fix missing sample collection for prediction timing

WebVR: Fix missing sample collection for prediction timing

The pose latency prediction was not collecting data samples due to an
incomplete cherry-pick, so it was stuck using the fallback values of 16ms each
for JS and render latency.

BUG=733449
Review-Url: https://codereview.chromium.org/2941913002
Cr-Commit-Position: refs/heads/master@{#479565}
Committed: https://chromium.googlesource.com/chromium/src/+/f1324c8312f7c716474ef43c9b3de89f1095d694

[klausw, 2017-06-15 00:16:12]

klausw@chromium.org changed reviewers:
+ bajones@chromium.org

[klausw, 2017-06-15 00:20:11]

The CQ bit was checked by klausw@chromium.org to run a CQ dry run

[commit-bot: I haz the power, 2017-06-15 00:20:30]

Dry run: CQ is trying da patch.

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

[mthiesse, 2017-06-15 00:25:50]

mthiesse@chromium.org changed reviewers:
+ mthiesse@chromium.org

[mthiesse, 2017-06-15 00:25:50]

lgtm

[klausw, 2017-06-15 00:26:31]

The CQ bit was checked by klausw@chromium.org

[commit-bot: I haz the power, 2017-06-15 00:26:47]

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, 2017-06-15 01:11:31]

CQ is committing da patch.

Bot data: {"patchset_id": 20001, "attempt_start_ts": 1497486391792200,
"parent_rev": "fd6a40f8117b184c5fa64ac66f95a050842c0759", "commit_rev":
"f1324c8312f7c716474ef43c9b3de89f1095d694"}

[commit-bot: I haz the power, 2017-06-15 01:11:45]

Description was changed from

==========
WebVR: Fix missing sample collection for prediction timing

The pose latency prediction was not collecting data samples due to an
incomplete cherry-pick, so it was stuck using the fallback values of 16ms each
for JS and render latency.

BUG=733449
==========

to

==========
WebVR: Fix missing sample collection for prediction timing

The pose latency prediction was not collecting data samples due to an
incomplete cherry-pick, so it was stuck using the fallback values of 16ms each
for JS and render latency.

BUG=733449

Review-Url: https://codereview.chromium.org/2941913002
Cr-Commit-Position: refs/heads/master@{#479565}
Committed:
https://chromium.googlesource.com/chromium/src/+/f1324c8312f7c716474ef43c9b3d...
==========

[commit-bot: I haz the power, 2017-06-15 01:11:46]

Committed patchset #2 (id:20001) as
https://chromium.googlesource.com/chromium/src/+/f1324c8312f7c716474ef43c9b3d...