When viewing photos on Facebook, a tooltip is displayed when the mouse moves over a person who has been tagged in the photo. Due to <http://trac.webkit.org/changeset/81992>, these tooltips can sometimes get inappropriately clipped, leaving only half of the text visible. See the attached screenshots.
Created attachment 89507 [details] Safari 5.0.4 (expected)
Created attachment 89508 [details] WebKit nightly r83750 (actual)
<rdar://problem/9282486>
Created attachment 89960 [details] Use the container, rather than the containing block, to compute RenderTexts’ repaint rects
Comment on attachment 89960 [details] Use the container, rather than the containing block, to compute RenderTexts’ repaint rects LGTM.
cmarrin/smfr know this code better than I , but It looks right to me. CCing them to let them see it go by.
Fixed in r84166. <http://trac.webkit.org/changeset/84166>
http://trac.webkit.org/changeset/84166 might have broken SnowLeopard Intel Release (WebKit2 Tests) The following tests are not passing: fullscreen/full-screen-cancel.html http/tests/xmlhttprequest/response-encoding.html