build: hide layer symbols in android build
authorMike Stroyan <stroyan@google.com>
Wed, 28 Sep 2016 20:58:52 +0000 (14:58 -0600)
committerMike Stroyan <stroyan@google.com>
Mon, 3 Oct 2016 22:35:25 +0000 (16:35 -0600)
commitfeb7c6bfe3e3b9e039bec03bab231d5459343813
tree2dd7a6d77d7aab0d1d224bae76199d39c0d9e7e2
parent779b93a24bbdeb6d0779c52cdd09cc91c775f312
build: hide layer symbols in android build

Hide symbols from layers that don't need to be exported.
This makes libraries smaller.
It reduces symbol lookup time and call overhead.
It prevents possible symbol collisions.
build-android/jni/Android.mk