"LOCAL_FDO_SUPPORT := always" enables FDO without user specifying
"BUILD_FDO_OPTIMIZE := true", i.e. it turns on FDO for a
module in any build configuration.
Change-Id: I05d8db2edb2b3f5db073fa14d5bf1083a04571c0
* Explicitly check BUILD_FDO_INSTRUMENT and BUILD_FDO_OPTIMIZE with true
* Remove unnecessary target_libgcov
* Update the profile collection path on device so that most app can have write access
Change-Id: I5c1915a12ea37b2cb3c76a27e7104e47ad636928