Revert of Update DevTools animation timeline to handle TransitionKeyframeEffectModels

Revert of Update DevTools animation timeline to handle TransitionKeyframeEffectModels (patchset #2 id:20001 of https://codereview.chromium.org/2732223002/ )

Reason for revert:
This test has been consistently failing on Mac 10.11 (dbg).

Sorry for reverting this, but please fix it and re-publish.

https://uberchromegw.corp.google.com/i/chromium.webkit/builders/WebKit%20Mac10.11%20%28dbg%29

Original issue's description:
> Update DevTools animation timeline to handle TransitionKeyframeEffectModels
> 
> CSS Transitions was refactored to use TransitionKeyframes instead of
> AnimatableValueKeyframes in https://codereview.chromium.org/2680923005.
> This patch updates the DevTools animation timeline to handle the new
> data type for transitions.
> 
> BUG=698669
> 
> Review-Url: https://codereview.chromium.org/2732223002
> Cr-Commit-Position: refs/heads/master@{#455333}
> Committed: https://chromium.googlesource.com/chromium/src/+/a7a57ecd7c36b7bd579d45e0f199f7679edc5197

TBR=dgozman@chromium.org,samli@chromium.org,alancutter@chromium.org
# Not skipping CQ checks because original CL landed more than 1 days ago.
BUG=698669
Review-Url: https://codereview.chromium.org/2740783005
Cr-Commit-Position: refs/heads/master@{#455865}
Committed: https://chromium.googlesource.com/chromium/src/+/25402621d78f7cad11d719a55f6e68ca81678108

[fserb, 2017-03-09 19:55:39]

The CQ bit was checked by fserb@chromium.org

[fserb, 2017-03-09 19:55:40]

Created Revert of Update DevTools animation timeline to handle
TransitionKeyframeEffectModels

[commit-bot: I haz the power, 2017-03-09 19:56:06]

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, 2017-03-09 21:18:16]

CQ is committing da patch.

Bot data: {"patchset_id": 1, "attempt_start_ts": 1489089339775670, "parent_rev":
"f9a7108a65a43fafa4fa35fc208efb40503142f5", "commit_rev":
"25402621d78f7cad11d719a55f6e68ca81678108"}

[commit-bot: I haz the power, 2017-03-09 21:18:59]

Description was changed from

==========
Revert of Update DevTools animation timeline to handle
TransitionKeyframeEffectModels (patchset #2 id:20001 of
https://codereview.chromium.org/2732223002/ )

Reason for revert:
This test has been consistently failing on Mac 10.11 (dbg).

Sorry for reverting this, but please fix it and re-publish.

https://uberchromegw.corp.google.com/i/chromium.webkit/builders/WebKit%20Mac1...

Original issue's description:
> Update DevTools animation timeline to handle TransitionKeyframeEffectModels
> 
> CSS Transitions was refactored to use TransitionKeyframes instead of
> AnimatableValueKeyframes in https://codereview.chromium.org/2680923005.
> This patch updates the DevTools animation timeline to handle the new
> data type for transitions.
> 
> BUG=698669
> 
> Review-Url: https://codereview.chromium.org/2732223002
> Cr-Commit-Position: refs/heads/master@{#455333}
> Committed:
https://chromium.googlesource.com/chromium/src/+/a7a57ecd7c36b7bd579d45e0f199...

TBR=dgozman@chromium.org,samli@chromium.org,alancutter@chromium.org
# Not skipping CQ checks because original CL landed more than 1 days ago.
BUG=698669
==========

to

==========
Revert of Update DevTools animation timeline to handle
TransitionKeyframeEffectModels (patchset #2 id:20001 of
https://codereview.chromium.org/2732223002/ )

Reason for revert:
This test has been consistently failing on Mac 10.11 (dbg).

Sorry for reverting this, but please fix it and re-publish.

https://uberchromegw.corp.google.com/i/chromium.webkit/builders/WebKit%20Mac1...

Original issue's description:
> Update DevTools animation timeline to handle TransitionKeyframeEffectModels
> 
> CSS Transitions was refactored to use TransitionKeyframes instead of
> AnimatableValueKeyframes in https://codereview.chromium.org/2680923005.
> This patch updates the DevTools animation timeline to handle the new
> data type for transitions.
> 
> BUG=698669
> 
> Review-Url: https://codereview.chromium.org/2732223002
> Cr-Commit-Position: refs/heads/master@{#455333}
> Committed:
https://chromium.googlesource.com/chromium/src/+/a7a57ecd7c36b7bd579d45e0f199...

TBR=dgozman@chromium.org,samli@chromium.org,alancutter@chromium.org
# Not skipping CQ checks because original CL landed more than 1 days ago.
BUG=698669

Review-Url: https://codereview.chromium.org/2740783005
Cr-Commit-Position: refs/heads/master@{#455865}
Committed:
https://chromium.googlesource.com/chromium/src/+/25402621d78f7cad11d719a55f6e...
==========

[commit-bot: I haz the power, 2017-03-09 21:19:00]

Committed patchset #1 (id:1) as
https://chromium.googlesource.com/chromium/src/+/25402621d78f7cad11d719a55f6e...