am 4a888b09: Two exception-related tweaks: (1) Make the dynamic exception construction mechanism be able to handle exception constructors that take Object instead of String. (2) Add a convenience in JNIHelp to throw RuntimeExceptions.

Merge commit '4a888b09be2ade9fc5bb0137f702b3be889679a9' into eclair-plus-aosp

* commit '4a888b09be2ade9fc5bb0137f702b3be889679a9':
  Two exception-related tweaks: (1) Make the dynamic exception construction