Remove obsolete LOCAL_DX_FLAGS.

Bug: 27400061
Change-Id: Iff834b58b47f8e5759e868159f85bab0f5c544ee
diff --git a/build/Android.common_test.mk b/build/Android.common_test.mk
index cde41e0..df7df26 100644
--- a/build/Android.common_test.mk
+++ b/build/Android.common_test.mk
@@ -201,7 +201,6 @@
     LOCAL_MODULE_PATH := $(3)
     LOCAL_DEX_PREOPT_IMAGE_LOCATION := $(TARGET_CORE_IMG_OUT)
     ifneq ($(wildcard $(LOCAL_PATH)/$(2)/main.list),)
-      LOCAL_DX_FLAGS := --multi-dex --main-dex-list=$(LOCAL_PATH)/$(2)/main.list --minimal-main-dex
       LOCAL_JACK_FLAGS := -D jack.dex.output.policy=minimal-multidex -D jack.preprocessor=true -D jack.preprocessor.file=$(LOCAL_PATH)/$(2)/main.jpp
     endif
     include $(BUILD_JAVA_LIBRARY)
@@ -217,7 +216,6 @@
     LOCAL_JAVA_LIBRARIES := $(HOST_CORE_JARS)
     LOCAL_DEX_PREOPT_IMAGE := $(HOST_CORE_IMG_LOCATION)
     ifneq ($(wildcard $(LOCAL_PATH)/$(2)/main.list),)
-      LOCAL_DX_FLAGS := --multi-dex --main-dex-list=$(LOCAL_PATH)/$(2)/main.list --minimal-main-dex
       LOCAL_JACK_FLAGS := -D jack.dex.output.policy=minimal-multidex -D jack.preprocessor=true -D jack.preprocessor.file=$(LOCAL_PATH)/$(2)/main.jpp
     endif
     include $(BUILD_HOST_DALVIK_JAVA_LIBRARY)