Revert of CSS Motion Path: delete implementation of motion-offset property

Revert of CSS Motion Path: delete implementation of motion-offset property (patchset #2 id:40001 of https://codereview.chromium.org/2841863005/ )

Reason for revert:
Speculatively reverting due to build failure on Mac https://build.chromium.org/p/chromium/builders/Mac/builds/26841

Original issue's description:
> CSS Motion Path: delete implementation of motion-offset property
> 
> The 'motion-offset' property has been replaced by 'offset-distance'.
> 
> 'motion-offset' is among the properties disabled in M58.
> 
> Intent to Remove: https://groups.google.com/a/chromium.org/d/msg/blink-dev/o1C5NzGf9Q0/sbaLF1MbAgAJ
> 
> BUG=711937
> 
> Review-Url: https://codereview.chromium.org/2841863005
> Cr-Commit-Position: refs/heads/master@{#468287}
> Committed: https://chromium.googlesource.com/chromium/src/+/612ac411762985a97166c4144ff0d049716a80db

TBR=bugsnash@chromium.org,meade@chromium.org,ericwilligers@chromium.org
# Skipping CQ checks because original CL landed less than 1 days ago.
NOPRESUBMIT=true
NOTREECHECKS=true
NOTRY=true
BUG=711937
Review-Url: https://codereview.chromium.org/2856513002
Cr-Commit-Position: refs/heads/master@{#468291}
Committed: https://chromium.googlesource.com/chromium/src/+/d62951aca80fa961d7feb4c05fe62b0893f59bfd

[suzyh_UTC10 (ex-contributor), 2017-05-01 05:29:43]

The CQ bit was checked by suzyh@chromium.org

[suzyh_UTC10 (ex-contributor), 2017-05-01 05:29:44]

Created Revert of CSS Motion Path: delete implementation of motion-offset
property

[commit-bot: I haz the power, 2017-05-01 05:29:55]

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, 2017-05-01 05:32:33]

CQ is committing da patch.

Bot data: {"patchset_id": 1, "attempt_start_ts": 1493616583742790, "parent_rev":
"606b2b5d25564f187a843d25e5c2998d4ad2c04e", "commit_rev":
"d62951aca80fa961d7feb4c05fe62b0893f59bfd"}

[commit-bot: I haz the power, 2017-05-01 05:32:45]

Description was changed from

==========
Revert of CSS Motion Path: delete implementation of motion-offset property
(patchset #2 id:40001 of https://codereview.chromium.org/2841863005/ )

Reason for revert:
Speculatively reverting due to build failure on Mac
https://build.chromium.org/p/chromium/builders/Mac/builds/26841

Original issue's description:
> CSS Motion Path: delete implementation of motion-offset property
> 
> The 'motion-offset' property has been replaced by 'offset-distance'.
> 
> 'motion-offset' is among the properties disabled in M58.
> 
> Intent to Remove:
https://groups.google.com/a/chromium.org/d/msg/blink-dev/o1C5NzGf9Q0/sbaLF1Mb...
> 
> BUG=711937
> 
> Review-Url: https://codereview.chromium.org/2841863005
> Cr-Commit-Position: refs/heads/master@{#468287}
> Committed:
https://chromium.googlesource.com/chromium/src/+/612ac411762985a97166c4144ff0...

TBR=bugsnash@chromium.org,meade@chromium.org,ericwilligers@chromium.org
# Skipping CQ checks because original CL landed less than 1 days ago.
NOPRESUBMIT=true
NOTREECHECKS=true
NOTRY=true
BUG=711937
==========

to

==========
Revert of CSS Motion Path: delete implementation of motion-offset property
(patchset #2 id:40001 of https://codereview.chromium.org/2841863005/ )

Reason for revert:
Speculatively reverting due to build failure on Mac
https://build.chromium.org/p/chromium/builders/Mac/builds/26841

Original issue's description:
> CSS Motion Path: delete implementation of motion-offset property
> 
> The 'motion-offset' property has been replaced by 'offset-distance'.
> 
> 'motion-offset' is among the properties disabled in M58.
> 
> Intent to Remove:
https://groups.google.com/a/chromium.org/d/msg/blink-dev/o1C5NzGf9Q0/sbaLF1Mb...
> 
> BUG=711937
> 
> Review-Url: https://codereview.chromium.org/2841863005
> Cr-Commit-Position: refs/heads/master@{#468287}
> Committed:
https://chromium.googlesource.com/chromium/src/+/612ac411762985a97166c4144ff0...

TBR=bugsnash@chromium.org,meade@chromium.org,ericwilligers@chromium.org
# Skipping CQ checks because original CL landed less than 1 days ago.
NOPRESUBMIT=true
NOTREECHECKS=true
NOTRY=true
BUG=711937

Review-Url: https://codereview.chromium.org/2856513002
Cr-Commit-Position: refs/heads/master@{#468291}
Committed:
https://chromium.googlesource.com/chromium/src/+/d62951aca80fa961d7feb4c05fe6...
==========

[commit-bot: I haz the power, 2017-05-01 05:32:46]

Committed patchset #1 (id:1) as
https://chromium.googlesource.com/chromium/src/+/d62951aca80fa961d7feb4c05fe6...

[Eric Willigers, 2017-05-01 05:53:43]

A revert of this CL (patchset #1 id:1) has been created in
https://codereview.chromium.org/2856523002/ by ericwilligers@chromium.org.

The reason for reverting is: https://codereview.chromium.org/2841863005 was
extremely unlikely to be the root cause of Mac-specific failures.
.