mediaserver and associated services are 32-bit only

also 32-bit only command-line apps

Change-Id: I9ac557a8d02bbf6986a9b5c3cdce23d400b306a3
diff --git a/services/audioflinger/Android.mk b/services/audioflinger/Android.mk
index 54377f1..5fcc9ba 100644
--- a/services/audioflinger/Android.mk
+++ b/services/audioflinger/Android.mk
@@ -52,6 +52,7 @@
     libmedia_helper
 
 LOCAL_MODULE:= libaudioflinger
+LOCAL_32_BIT_ONLY := true
 
 LOCAL_SRC_FILES += FastMixer.cpp FastMixerState.cpp AudioWatchdog.cpp