removed obsolete box/tree specific code. sr=waterson, r=alexsavulov git-svn-id: svn://10.0.0.236/branches/MOZILLA_0_9_4_BRANCH@107460 18797224-902f-48f8-a5cc-f745e15eee43
removed obsolete box/tree specific code. sr=waterson, r=alexsavulov git-svn-id: svn://10.0.0.236/branches/MOZILLA_0_9_4_BRANCH@107460 18797224-902f-48f8-a5cc-f745e15eee43