Make CSSKeyframesRule.insertRule an alias of appendRule

Make CSSKeyframesRule.insertRule an alias of appendRule

As opposed to the other way around, as insertRule is deprecated.

BUG=470400
Committed: https://src.chromium.org/viewvc/blink?view=rev&revision=194122

[philipj_slow, 2015-04-21 10:55:54]

philipj@opera.com changed reviewers:
+ davve@opera.com

[philipj_slow, 2015-04-21 10:55:54]

PTAL

[davve, 2015-04-21 11:02:47]

LGTM

I'd suggest adding something simple about why you're doing this to the
description, such as:

"... because insertRule is deprecated"

[philipj_slow, 2015-04-21 11:05:46]

On 2015/04/21 11:02:47, David Vest wrote:
> LGTM
> 
> I'd suggest adding something simple about why you're doing this to the
> description, such as:
> 
> "... because insertRule is deprecated"

Thanks, done.

[philipj_slow, 2015-04-21 11:05:48]

The CQ bit was checked by philipj@opera.com

[commit-bot: I haz the power, 2015-04-21 11:06:16]

CQ is trying da patch. Follow status at
 https://chromium-cq-status.appspot.com/patch-status/1091283005/1

[commit-bot: I haz the power, 2015-04-21 12:59:07]

Committed patchset #1 (id:1) as
https://src.chromium.org/viewvc/blink?view=rev&revision=194122