If a target adds -mfpu and/or -mfloat-abi to its GLOBAL_*FLAGS, we should respect that.

Change-Id: I9bc9364b0199f7d24447926e85961febaa5163fe
Revert "restore: turn on ro.debuggable for userdebug builds"

This reverts commit 7aaae53fb63a021431d48638e3fed61346b525f5.