These are all either recently unused due to the removal of CFLAGS/etc, or have been exported by Soong and are no longer necessary. Change-Id: I5930d43fda21acc8202b3d8ea010fbefb6ae4cf1
Change-Id: I3f1fb5dbde731d9c3d6db26a46bc7f0f54d8e071
Rename aarch64 build targets to arm64. The gcc toolchain is still aarch64. Change-Id: Ia92d8a50824e5329cf00fd6f4f92eae112b7f3a3