If you're really annoyed by Chromium's placement of the tab close widget on the right side of the tab (as opposed to the left, as in Safari), here's a workaround, gleaned from the linked discussion...
In that discussion, user thakis posted a number of alternative placement thoughts, along with a patch that puts both the close icon and fav icon to the left of the tab name. User drew.ramos then applied that patch to a couple of Chromium builds:
Mac OS X Hints
http://hints.macworld.com/article.php?story=20100511155551770