am 34806558: Add new C++ headers <cerrno> and <cfloat>

Merge commit '348065586a2e6154d6cff36afa6e00af6bbc5918'

* commit '348065586a2e6154d6cff36afa6e00af6bbc5918':
  Add new C++ headers <cerrno> and <cfloat>
tree: 9de559fcb053c52e4ac7a2b5d1ec78c90230e8a3
  1. .gitignore
  2. Android.mk
  3. libc/
  4. libdl/
  5. libm/
  6. libstdc++/
  7. libthread_db/
  8. linker/