Load extractor libs directly from update APK

Test: play MP4 file. install and uninstall media update apk.
Bug: 67908547
Change-Id: I80c7772e25ba010be468834ce238f0fb86bc8d14
diff --git a/packages/MediaUpdate/Android.mk b/packages/MediaUpdate/Android.mk
index 4a71401..ec614f6 100644
--- a/packages/MediaUpdate/Android.mk
+++ b/packages/MediaUpdate/Android.mk
@@ -31,4 +31,22 @@
 LOCAL_SRC_FILES := $(call all-java-files-under, src)
 LOCAL_PROGUARD_FLAG_FILES := proguard.cfg
 
+LOCAL_MULTILIB := first
+
+# Embed native libraries in package, rather than installing to /system/lib*.
+LOCAL_MODULE_TAGS := samples
+
+# To embed native libraries in package, uncomment the lines below.
+LOCAL_JNI_SHARED_LIBRARIES := \
+    libaacextractor \
+    libamrextractor \
+    libflacextractor \
+    libmidiextractor \
+    libmkvextractor \
+    libmp3extractor \
+    libmp4extractor \
+    libmpeg2extractor \
+    liboggextractor \
+    libwavextractor \
+
 include $(BUILD_PACKAGE)