am 0dfef7bc: Fix bugs created by caching NumberFormat & DecimalFormatSymbols objects

Merge commit '0dfef7bc223f18a1372b4c44c822b9cdc5d5f741' into eclair-mr2-plus-aosp

* commit '0dfef7bc223f18a1372b4c44c822b9cdc5d5f741':
  Fix bugs created by caching NumberFormat & DecimalFormatSymbols objects