liblog: add __android_log_close() am: 2d14969155 am: 3b2fa3eaef am: 7b16dcf969 am: 94ebdd6b39 am: 5f04ac60d6 am: 4d12c20a5e
am: e09c5d2ce4

Change-Id: Id19b06af22568f6fa70e9d1b381a4d8ce5b595d0