am 65c3e699: am 577198ac: merge from froyo-plus-aosp

Merge commit '65c3e6993c33115931d8a2e27010d14f9bc0d42c' into dalvik-dev

* commit '65c3e6993c33115931d8a2e27010d14f9bc0d42c':
  New implementation for java.lang.Runtime's availableProcessors().