[webkit-reviews] review requested: [Bug 15129] adding a new line with DOM does unnecessary additional repaint : [Attachment 23380] Use the m_everHadLayout flag to suppress some unnecessary painting

[bugzilla-daemon at webkit.org]

mitz at webkit.org has asked  for review:
Bug 15129: adding a new line with DOM does unnecessary additional repaint
https://bugs.webkit.org/show_bug.cgi?id=15129

Attachment 23380: Use the m_everHadLayout flag to suppress some unnecessary
painting
https://bugs.webkit.org/attachment.cgi?id=23380&action=edit

------- Additional Comments from mitz at webkit.org
Slightly more conservative