forked from https://golang.org/cl/20434
- added app/internal/callfn package update.
- changed hashes.go because -for some reason- the generated hashes don't match.
- build_androidapp.go had to be changed to deal with openal package.
Fixesgolang/go#10743
Change-Id: Iaa3f55d80c5fd184338d27832dc5c90cb772bd6a
Reviewed-on: https://go-review.googlesource.com/20707
Reviewed-by: David Crawshaw <crawshaw@golang.org>
Reviewed-by: Elias Naur <elias.naur@gmail.com>