Use Jack launcher

Bug: 20132430
Change-Id: I6e30ad3dffbb32824a4c62e562359b084e6a8784
diff --git a/core/host_dalvik_java_library.mk b/core/host_dalvik_java_library.mk
index 9ee1183..ff5ee1e 100644
--- a/core/host_dalvik_java_library.mk
+++ b/core/host_dalvik_java_library.mk
@@ -129,7 +129,7 @@
 $(built_dex): PRIVATE_JACK_FLAGS := $(LOCAL_JACK_FLAGS)
 $(built_dex): $(java_sources) $(java_resource_sources) $(full_jack_lib_deps) \
         $(jar_manifest_file) $(proto_java_sources_file_stamp) $(LOCAL_MODULE_MAKEFILE) \
-        $(LOCAL_MODULE_MAKEFILE) $(LOCAL_ADDITIONAL_DEPENDENCIES) $(JACK_JAR)
+        $(LOCAL_MODULE_MAKEFILE) $(LOCAL_ADDITIONAL_DEPENDENCIES) $(JACK_JAR) $(JACK_LAUNCHER_JAR)
 	@echo Building with Jack: $@
 	$(jack-java-to-dex)