liblog: add __android_log_close() am: 2d14969155 am: 3b2fa3eaef am: 7b16dcf969 am: 94ebdd6b39 am: 5f04ac60d6 am: 4d12c20a5e am: e09c5d2ce4
am: 68afb4588f  -s ours

Change-Id: I6b817000bb5ed02a4a81a5caf7b73f415519df68