liblog: add __android_log_close()

Bug: 30963384

(cherry picked from commit df7a4c6bae5f85532d79a93b7d9197a2aab17825)

Change-Id: I2255486e84dd55af0f4e7fbbfb616c2deb1765d0
(cherry picked from commit 2d149691552676968b7de337f543463b920578b0)
4 files changed