[clang] Use -android environment for all compiler-rt libs.

Summary:
This was already done for the sanitizers, but it needs to be done for
the profile and builtin libs as well.

Reviewers: srhines, timmurray, eugenis, samsonov

Reviewed By: samsonov

Subscribers: compnerd, cfe-commits

Differential Revision: http://reviews.llvm.org/D7187

llvm-svn: 227392