am 74108dea: fix css bug for paragraphs in table cells  - only select the direct descendant for p:last-child in a td

Merge commit '74108deaf1747943a493751cbff9de321f1dd397' into froyo-plus-aosp

* commit '74108deaf1747943a493751cbff9de321f1dd397':
  fix css bug for paragraphs in table cells