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/services/mediaextractor/Android.mk b/services/mediaextractor/Android.mk
index cd086f9..b6de7e3 100644
--- a/services/mediaextractor/Android.mk
+++ b/services/mediaextractor/Android.mk
@@ -2,8 +2,11 @@
 
 # service library
 include $(CLEAR_VARS)
-LOCAL_SRC_FILES := MediaExtractorService.cpp
 LOCAL_CFLAGS := -Wall -Werror
+LOCAL_SRC_FILES := \
+    MediaExtractorService.cpp \
+    MediaExtractorUpdateService.cpp \
+
 LOCAL_SHARED_LIBRARIES := libmedia libstagefright libbinder libutils liblog
 LOCAL_MODULE:= libmediaextractorservice
 include $(BUILD_SHARED_LIBRARY)
@@ -18,16 +21,7 @@
 
 # extractor libraries
 LOCAL_REQUIRED_MODULES := \
-    libaacextractor \
-    libamrextractor \
-    libflacextractor \
-    libmidiextractor \
-    libmkvextractor \
-    libmp3extractor \
-    libmp4extractor \
-    libmpeg2extractor \
-    liboggextractor \
-    libwavextractor \
+    MediaUpdate \
 
 LOCAL_SRC_FILES := main_extractorservice.cpp
 LOCAL_SHARED_LIBRARIES := libmedia libmediaextractorservice libbinder libutils \