Check total duration for progress bar animation

Check total duration for progress bar animation

Somehow totalDuration is still becoming negative, this change puts
a final check for negative values before updating the animation.

BUG=622540
Committed: https://crrev.com/fe2608b05f2fa8584a810b46951c463d19b0d180
Cr-Commit-Position: refs/heads/master@{#403214}

[Ted C, 2016-06-30 16:43:51]

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

[Ted C, 2016-06-30 16:43:51]

lgtm

[mdjones, 2016-06-30 16:44:17]

The CQ bit was checked by mdjones@chromium.org

[commit-bot: I haz the power, 2016-06-30 16:44:37]

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, 2016-06-30 16:48:35]

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

[commit-bot: I haz the power, 2016-06-30 16:48:36]

Try jobs failed on following builders:
  ios-device-gn on master.tryserver.chromium.mac (JOB_FAILED,
http://build.chromium.org/p/tryserver.chromium.mac/builders/ios-device-gn/bui...)

[mdjones, 2016-06-30 16:50:03]

The CQ bit was checked by mdjones@chromium.org

[commit-bot: I haz the power, 2016-06-30 16:50:22]

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, 2016-06-30 17:45:45]

Committed patchset #1 (id:1)

[commit-bot: I haz the power, 2016-06-30 17:45:55]

CQ bit was unchecked.

[commit-bot: I haz the power, 2016-06-30 17:49:45]

Description was changed from

==========
Check total duration for progress bar animation

Somehow totalDuration is still becoming negative, this change puts
a final check for negative values before updating the animation.

BUG=622540
==========

to

==========
Check total duration for progress bar animation

Somehow totalDuration is still becoming negative, this change puts
a final check for negative values before updating the animation.

BUG=622540

Committed: https://crrev.com/fe2608b05f2fa8584a810b46951c463d19b0d180
Cr-Commit-Position: refs/heads/master@{#403214}
==========

[commit-bot: I haz the power, 2016-06-30 17:49:46]

Patchset 1 (id:??) landed as
https://crrev.com/fe2608b05f2fa8584a810b46951c463d19b0d180
Cr-Commit-Position: refs/heads/master@{#403214}