tree 1b74df30815bcad822bdc148de5f9da4b3e312ff
parent bcc94297e05fe6cefa70cdd63ce521403ea073c0
author Dan Willemsen <dwillemsen@google.com> 1522272790 -0700
committer Dan Willemsen <dwillemsen@google.com> 1527284757 +0000

Mark more common variables and paths as readonly

We've had a report of Android.mk files changing one of these paths,
leading to very strange issues. Nobody should be writing to these
variables after they're set.

Bug: 76424357
Test: diff build-aosp_arm.ninja
Change-Id: I66a9740d89feae342af13341ee3a630a20d62b64