REGRESSION(r142015): Broken layout on nicovideo.jp

• Component: Layout and Rendering
• Status: RESOLVED FIXED

[Julien Chaffraix]

You need a test account before reproducing.

Repros step:
1. Go to http://www.nicovideo.jp/watch/sm9
2. Login with the button that reads ログイン画面へ (need some credentials)
3. Click on play
4. Click on one of the tag above the player
5. The player will move and shrink down to a small area in the top left corner and continue to play while you browse for new content.
6. Click on 画面サイズを大きくする
Expected:
7. The player will move and expand back to its original position and continue to play.

Actual:
7. The layout is completely broken and the player is no where to be seen.

[Julien Chaffraix]

Incriminating change was rolled out in http://trac.webkit.org/changeset/145296.