[CSS Typed OM] Re-implement ToCSSValue and AsMatrix for CSSRotation

[CSS Typed OM] Re-implement ToCSSValue and AsMatrix for CSSRotation

I previously commented these out when I deleted obsolete number and
length types, but now I can put it back.

Added tests, and also removed a test that didn't seem useful.

BUG=545318
Review-Url: https://codereview.chromium.org/2957603002
Cr-Commit-Position: refs/heads/master@{#484232}
Committed: https://chromium.googlesource.com/chromium/src/+/64aec75f118e7130022f47b58d03e961a0f89b6d

[meade_UTC10, 2017-06-23 09:06:49]

meade@chromium.org changed reviewers:
+ nainar@chromium.org

[meade_UTC10, 2017-06-23 09:06:50]

Hi nainar, PTAL

[nainar, 2017-06-25 23:54:26]

lgtm

[meade_UTC10, 2017-07-05 07:02:15]

The CQ bit was checked by meade@chromium.org

[meade_UTC10, 2017-07-05 07:02:15]

The patchset sent to the CQ was uploaded after l-g-t-m from nainar@chromium.org
Link to the patchset: https://codereview.chromium.org/2957603002/#ps80001
(title: "rebase")

[commit-bot: I haz the power, 2017-07-05 07:02:30]

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, 2017-07-05 08:07:16]

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

[commit-bot: I haz the power, 2017-07-05 08:07:17]

Try jobs failed on following builders:
  win_chromium_compile_dbg_ng on master.tryserver.chromium.win (JOB_FAILED,
http://build.chromium.org/p/tryserver.chromium.win/builders/win_chromium_comp...)

[meade_UTC10, 2017-07-05 08:37:17]

The CQ bit was checked by meade@chromium.org

[commit-bot: I haz the power, 2017-07-05 08:37:32]

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, 2017-07-05 10:01:39]

CQ is committing da patch.

Bot data: {"patchset_id": 80001, "attempt_start_ts": 1499243837090250,
"parent_rev": "3fe2409358437193a07496c2d0a0b559ef399760", "commit_rev":
"64aec75f118e7130022f47b58d03e961a0f89b6d"}

[commit-bot: I haz the power, 2017-07-05 10:01:53]

Description was changed from

==========
[CSS Typed OM] Re-implement ToCSSValue and AsMatrix for CSSRotation

I previously commented these out when I deleted obsolete number and
length types, but now I can put it back.

Added tests, and also removed a test that didn't seem useful.

BUG=545318
==========

to

==========
[CSS Typed OM] Re-implement ToCSSValue and AsMatrix for CSSRotation

I previously commented these out when I deleted obsolete number and
length types, but now I can put it back.

Added tests, and also removed a test that didn't seem useful.

BUG=545318

Review-Url: https://codereview.chromium.org/2957603002
Cr-Commit-Position: refs/heads/master@{#484232}
Committed:
https://chromium.googlesource.com/chromium/src/+/64aec75f118e7130022f47b58d03...
==========

[commit-bot: I haz the power, 2017-07-05 10:01:55]

Committed patchset #5 (id:80001) as
https://chromium.googlesource.com/chromium/src/+/64aec75f118e7130022f47b58d03...