Revert of Update DevTools animation timeline to handle TransitionKeyframeEffectModels

Revert of Update DevTools animation timeline to handle TransitionKeyframeEffectModels (patchset #3 id:40001 of https://codereview.chromium.org/2732223002/ )

Reason for revert:
Looks like the test still keeps failing on Mac10.11.  Could look into this?

https://build.chromium.org/p/chromium.webkit/builders/WebKit%20Mac10.11%20%28dbg%29/builds/7814

https://build.chromium.org/p/chromium.webkit/builders/WebKit%20Mac10.11%20%28dbg%29/builds/7815

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-Original-Commit-Position: refs/heads/master@{#455333}
> Committed: https://chromium.googlesource.com/chromium/src/+/a7a57ecd7c36b7bd579d45e0f199f7679edc5197
> Review-Url: https://codereview.chromium.org/2732223002
> Cr-Commit-Position: refs/heads/master@{#455995}
> Committed: https://chromium.googlesource.com/chromium/src/+/d20b39ee5745592e03e549d4576783ae03f5d3a9

TBR=dgozman@chromium.org,samli@chromium.org,alancutter@chromium.org
# Skipping CQ checks because original CL landed less than 1 days ago.
NOPRESUBMIT=true
NOTREECHECKS=true
NOTRY=true
BUG=698669
Review-Url: https://codereview.chromium.org/2738983005
Cr-Commit-Position: refs/heads/master@{#456019}
Committed: https://chromium.googlesource.com/chromium/src/+/a1a19dd21fddaac8e934bd06f0067b8241ea7afc

[kinuko, 2017-03-10 07:52:01]

The CQ bit was checked by kinuko@chromium.org

[kinuko, 2017-03-10 07:52:02]

Created Revert of Update DevTools animation timeline to handle
TransitionKeyframeEffectModels

[commit-bot: I haz the power, 2017-03-10 07:52:12]

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, 2017-03-10 07:52:51]

CQ is committing da patch.

Bot data: {"patchset_id": 1, "attempt_start_ts": 1489132321917450, "parent_rev":
"e074c7023701f08692d087cf3f74d77f6ee54a90", "commit_rev":
"a1a19dd21fddaac8e934bd06f0067b8241ea7afc"}

[commit-bot: I haz the power, 2017-03-10 07:53:44]

Description was changed from

==========
Revert of Update DevTools animation timeline to handle
TransitionKeyframeEffectModels (patchset #3 id:40001 of
https://codereview.chromium.org/2732223002/ )

Reason for revert:
Looks like the test still keeps failing on Mac10.11.  Could look into this?

https://build.chromium.org/p/chromium.webkit/builders/WebKit%20Mac10.11%20%28...

https://build.chromium.org/p/chromium.webkit/builders/WebKit%20Mac10.11%20%28...

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-Original-Commit-Position: refs/heads/master@{#455333}
> Committed:
https://chromium.googlesource.com/chromium/src/+/a7a57ecd7c36b7bd579d45e0f199...
> Review-Url: https://codereview.chromium.org/2732223002
> Cr-Commit-Position: refs/heads/master@{#455995}
> Committed:
https://chromium.googlesource.com/chromium/src/+/d20b39ee5745592e03e549d45767...

TBR=dgozman@chromium.org,samli@chromium.org,alancutter@chromium.org
# Skipping CQ checks because original CL landed less than 1 days ago.
NOPRESUBMIT=true
NOTREECHECKS=true
NOTRY=true
BUG=698669
==========

to

==========
Revert of Update DevTools animation timeline to handle
TransitionKeyframeEffectModels (patchset #3 id:40001 of
https://codereview.chromium.org/2732223002/ )

Reason for revert:
Looks like the test still keeps failing on Mac10.11.  Could look into this?

https://build.chromium.org/p/chromium.webkit/builders/WebKit%20Mac10.11%20%28...

https://build.chromium.org/p/chromium.webkit/builders/WebKit%20Mac10.11%20%28...

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-Original-Commit-Position: refs/heads/master@{#455333}
> Committed:
https://chromium.googlesource.com/chromium/src/+/a7a57ecd7c36b7bd579d45e0f199...
> Review-Url: https://codereview.chromium.org/2732223002
> Cr-Commit-Position: refs/heads/master@{#455995}
> Committed:
https://chromium.googlesource.com/chromium/src/+/d20b39ee5745592e03e549d45767...

TBR=dgozman@chromium.org,samli@chromium.org,alancutter@chromium.org
# Skipping CQ checks because original CL landed less than 1 days ago.
NOPRESUBMIT=true
NOTREECHECKS=true
NOTRY=true
BUG=698669

Review-Url: https://codereview.chromium.org/2738983005
Cr-Commit-Position: refs/heads/master@{#456019}
Committed:
https://chromium.googlesource.com/chromium/src/+/a1a19dd21fddaac8e934bd06f006...
==========

[commit-bot: I haz the power, 2017-03-10 07:53:46]

Committed patchset #1 (id:1) as
https://chromium.googlesource.com/chromium/src/+/a1a19dd21fddaac8e934bd06f006...