Make sure the selected background color shows up for GtkIconView widgets. The gtalk window picker relies on this. BUG=None TEST=Ran on alex Change-Id: I08f78aea53babc2fb3e9a573f3549c6159e5f22f Reviewed-on: http://gerrit.chromium.org/gerrit/8246 Reviewed-by: Daniel Erat <[email protected]> Tested-by: Noah Richards <[email protected]> Commit-Ready: Noah Richards <[email protected]>