Remove unused code path in MediaExtractor(Factory|Service)

Test: build, boot, dumpsys media.extractor
Bug: 125134086
Change-Id: I723570315285d7c2caadffd71cd2d15efde11819
diff --git a/services/mediaextractor/Android.mk b/services/mediaextractor/Android.mk
index 7654982..65fcf40 100644
--- a/services/mediaextractor/Android.mk
+++ b/services/mediaextractor/Android.mk
@@ -8,24 +8,6 @@
 
 LOCAL_SHARED_LIBRARIES := libmedia libstagefright libbinder libutils liblog
 LOCAL_MODULE:= libmediaextractorservice
-
-sanitizer_runtime_libraries := $(call normalize-path-list,$(addsuffix .so,\
-  $(ADDRESS_SANITIZER_RUNTIME_LIBRARY) \
-  $(UBSAN_RUNTIME_LIBRARY) \
-  $(TSAN_RUNTIME_LIBRARY)))
-
-# $(info Sanitizer:  $(sanitizer_runtime_libraries))
-
-ndk_libraries := $(call normalize-path-list,$(addprefix lib,$(addsuffix .so,\
-  $(NDK_PREBUILT_SHARED_LIBRARIES))))
-
-# $(info NDK:  $(ndk_libraries))
-
-LOCAL_CFLAGS += -DLINKED_LIBRARIES='"$(sanitizer_runtime_libraries):$(ndk_libraries)"'
-
-sanitizer_runtime_libraries :=
-ndk_libraries :=
-
 include $(BUILD_SHARED_LIBRARY)
 
 
diff --git a/services/mediaextractor/MediaExtractorService.cpp b/services/mediaextractor/MediaExtractorService.cpp
index 0665930..de5c3e4 100644
--- a/services/mediaextractor/MediaExtractorService.cpp
+++ b/services/mediaextractor/MediaExtractorService.cpp
@@ -30,9 +30,7 @@
 namespace android {
 
 MediaExtractorService::MediaExtractorService()
-        : BnMediaExtractorService() {
-    MediaExtractorFactory::SetLinkedLibraries(std::string(LINKED_LIBRARIES));
-}
+        : BnMediaExtractorService() { }
 
 sp<IMediaExtractor> MediaExtractorService::makeExtractor(
         const sp<IDataSource> &remoteSource, const char *mime) {