Adding LOCAL_MODULE_TAGS := optional to PinyinIME

Change-Id: Ice5dfba97d2f1ccba759b9cf3ba1d3a4451964af

jni/Android.mk

diff --git a/jni/Android.mk b/jni/Android.mk
index 775a620..9b168aa 100644
--- a/jni/Android.mk
+++ b/jni/Android.mk
@@ -27,5 +27,6 @@
 LOCAL_LDLIBS += -lpthread
 LOCAL_MODULE := libjni_pinyinime
 LOCAL_SHARED_LIBRARIES := libcutils libutils
+LOCAL_MODULE_TAGS := optional
 
 include $(BUILD_SHARED_LIBRARY)