tree 1b3475a7921837076f9d8fc5bb23e5362a6d8c79
parent d26c647f74b25f5681ca65505b358fd114cda596
author Anton Hansson <hansson@google.com> 1557151759 +0100
committer Anton Hansson <hansson@google.com> 1557155959 +0100

Mark many single value variables as such

This changes these variables to not inherit multiple values,
which allow for some more flexibility in how/where they're defined
in makefiles.

Also remove the previous equivalent solution that was in place for
the PRODUCT_BUILD_* flags.

Bug: 116769560
Test: presubmit
Change-Id: Ia27a11d95263ceb45ffa355e75bb2aa6d9672139