r=bernd, sr=dbaron, a=drivers Patch from roc - Enforce the rule that if a frame ever reflows its child asking for MEW, then it *always* reflows the child asking for MEW. git-svn-id: svn://10.0.0.236/branches/MOZILLA_1_7_BRANCH@157712 18797224-902f-48f8-a5cc-f745e15eee43