diff --git a/Android.mk b/Android.mk
index af27621..5544f85 100644
--- a/Android.mk
+++ b/Android.mk
@@ -430,7 +430,6 @@
 
 LOCAL_MODULE := framework
 
-LOCAL_DX_FLAGS := --core-library --multi-dex
 LOCAL_JACK_FLAGS := --multi-dex native
 
 LOCAL_RMTYPEDEFS := true
@@ -1101,8 +1100,6 @@
 LOCAL_MODULE_TAGS := optional
 LOCAL_MODULE := ext
 
-LOCAL_DX_FLAGS := --core-library
-
 include $(BUILD_JAVA_LIBRARY)
 
 
diff --git a/core/tests/coretests/Android.mk b/core/tests/coretests/Android.mk
index e47d418..fd3997a 100644
--- a/core/tests/coretests/Android.mk
+++ b/core/tests/coretests/Android.mk
@@ -21,7 +21,6 @@
 	$(call all-java-files-under, DisabledTestApp/src) \
 	$(call all-java-files-under, EnabledTestApp/src)
 
-LOCAL_DX_FLAGS := --core-library
 LOCAL_AAPT_FLAGS = -0 dat -0 gld
 LOCAL_STATIC_JAVA_LIBRARIES := core-tests-support android-common frameworks-core-util-lib mockwebserver guava littlemock mockito-target
 LOCAL_JAVA_LIBRARIES := android.test.runner conscrypt telephony-common org.apache.http.legacy
diff --git a/core/tests/hosttests/test-apps/MultiDexLegacyAndException/Android.mk b/core/tests/hosttests/test-apps/MultiDexLegacyAndException/Android.mk
index 26f768b..9b2b9f1 100644
--- a/core/tests/hosttests/test-apps/MultiDexLegacyAndException/Android.mk
+++ b/core/tests/hosttests/test-apps/MultiDexLegacyAndException/Android.mk
@@ -31,28 +31,9 @@
 
 LOCAL_JAVACFLAGS := -nowarn
 
-mainDexList:= \
-    $(call intermediates-dir-for,APPS,$(LOCAL_PACKAGE_NAME),$(LOCAL_IS_HOST_MODULE),common)/maindex.list
-
-LOCAL_DX_FLAGS := --multi-dex --main-dex-list=$(mainDexList) --minimal-main-dex
 LOCAL_JACK_FLAGS := -D jack.dex.output.policy=minimal-multidex -D jack.preprocessor=true\
     -D jack.preprocessor.file=$(LOCAL_PATH)/test.jpp -D jack.dex.output.multidex.legacy=true
 
-#################################
-include $(BUILD_SYSTEM)/configure_local_jack.mk
-#################################
-
-ifdef LOCAL_JACK_ENABLED
 LOCAL_ADDITIONAL_DEPENDENCIES := $(LOCAL_PATH)/test.jpp
-endif
 
 include $(BUILD_PACKAGE)
-
-ifndef LOCAL_JACK_ENABLED
-$(mainDexList): $(full_classes_proguard_jar) | $(MAINDEXCLASSES)
-	$(hide) mkdir -p $(dir $@)
-	$(MAINDEXCLASSES) $< 1>$@
-	echo "com/android/multidexlegacyandexception/Test.class" >> $@
-
-$(built_dex_intermediate): $(mainDexList)
-endif
diff --git a/core/tests/hosttests/test-apps/MultiDexLegacyTestApp/Android.mk b/core/tests/hosttests/test-apps/MultiDexLegacyTestApp/Android.mk
index 7e4f0a9..874263f 100644
--- a/core/tests/hosttests/test-apps/MultiDexLegacyTestApp/Android.mk
+++ b/core/tests/hosttests/test-apps/MultiDexLegacyTestApp/Android.mk
@@ -29,32 +29,13 @@
 
 LOCAL_DEX_PREOPT := false
 
-mainDexList:= \
-	$(call intermediates-dir-for,APPS,$(LOCAL_PACKAGE_NAME),$(LOCAL_IS_HOST_MODULE),common)/maindex.list
-
-LOCAL_DX_FLAGS := --multi-dex --main-dex-list=$(mainDexList) --minimal-main-dex
 LOCAL_JACK_FLAGS := -D jack.dex.output.policy=minimal-multidex -D jack.preprocessor=true\
     -D jack.preprocessor.file=$(LOCAL_PATH)/test.jpp -D jack.dex.output.multidex.legacy=true
 
-#################################
-include $(BUILD_SYSTEM)/configure_local_jack.mk
-#################################
-
-ifdef LOCAL_JACK_ENABLED
 LOCAL_ADDITIONAL_DEPENDENCIES := $(LOCAL_PATH)/test.jpp
-endif
 
 include $(BUILD_PACKAGE)
 
-ifndef LOCAL_JACK_ENABLED
-$(mainDexList): $(full_classes_proguard_jar) | $(MAINDEXCLASSES)
-	$(hide) mkdir -p $(dir $@)
-	$(MAINDEXCLASSES) $< 1>$@
-	echo "com/android/multidexlegacytestapp/Test.class" >> $@
-
-$(built_dex_intermediate): $(mainDexList)
-endif
-
 ## The application with a full main dex
 include $(CLEAR_VARS)
 
@@ -70,28 +51,9 @@
 
 LOCAL_DEX_PREOPT := false
 
-mainDexList2:= \
-	$(call intermediates-dir-for,APPS,$(LOCAL_PACKAGE_NAME),$(LOCAL_IS_HOST_MODULE),common)/maindex.list
-
-LOCAL_DX_FLAGS := --multi-dex --main-dex-list=$(mainDexList2)
 LOCAL_JACK_FLAGS := -D jack.dex.output.policy=multidex -D jack.preprocessor=true\
     -D jack.preprocessor.file=$(LOCAL_PATH)/test.jpp -D jack.dex.output.multidex.legacy=true
 
-#################################
-include $(BUILD_SYSTEM)/configure_local_jack.mk
-#################################
-
-ifdef LOCAL_JACK_ENABLED
 LOCAL_ADDITIONAL_DEPENDENCIES := $(LOCAL_PATH)/test.jpp
-endif
 
 include $(BUILD_PACKAGE)
-
-ifndef LOCAL_JACK_ENABLED
-$(mainDexList2): $(full_classes_proguard_jar) | $(MAINDEXCLASSES)
-	$(hide) mkdir -p $(dir $@)
-	$(MAINDEXCLASSES) $< 1>$@
-	echo "com/android/multidexlegacytestapp/Test.class" >> $@
-
-$(built_dex_intermediate): $(mainDexList2)
-endif
\ No newline at end of file
diff --git a/core/tests/hosttests/test-apps/MultiDexLegacyTestServices/Android.mk b/core/tests/hosttests/test-apps/MultiDexLegacyTestServices/Android.mk
index 99bcd6c..2732372 100644
--- a/core/tests/hosttests/test-apps/MultiDexLegacyTestServices/Android.mk
+++ b/core/tests/hosttests/test-apps/MultiDexLegacyTestServices/Android.mk
@@ -26,20 +26,8 @@
 
 LOCAL_STATIC_JAVA_LIBRARIES := android-support-multidex
 
-mainDexList:= \
-	$(call intermediates-dir-for,APPS,$(LOCAL_PACKAGE_NAME),$(LOCAL_IS_HOST_MODULE),common)/maindex.list
-
-LOCAL_DX_FLAGS := --multi-dex --main-dex-list=$(mainDexList) --minimal-main-dex
 LOCAL_JACK_FLAGS := -D jack.dex.output.policy=minimal-multidex -D jack.dex.output.multidex.legacy=true
 
 LOCAL_DEX_PREOPT := false
 
 include $(BUILD_PACKAGE)
-
-ifndef LOCAL_JACK_ENABLED
-$(mainDexList): $(full_classes_proguard_jar) | $(MAINDEXCLASSES)
-	$(hide) mkdir -p $(dir $@)
-	$(MAINDEXCLASSES) $< 1>$@
-
-$(built_dex_intermediate): $(mainDexList)
-endif
diff --git a/core/tests/hosttests/test-apps/MultiDexLegacyVersionedTestApp_v1/Android.mk b/core/tests/hosttests/test-apps/MultiDexLegacyVersionedTestApp_v1/Android.mk
index 1c7d807..b4a666f 100644
--- a/core/tests/hosttests/test-apps/MultiDexLegacyVersionedTestApp_v1/Android.mk
+++ b/core/tests/hosttests/test-apps/MultiDexLegacyVersionedTestApp_v1/Android.mk
@@ -28,28 +28,9 @@
 
 LOCAL_DEX_PREOPT := false
 
-mainDexList:= \
-	$(call intermediates-dir-for,APPS,$(LOCAL_PACKAGE_NAME),$(LOCAL_IS_HOST_MODULE),common)/maindex.list
-
-LOCAL_DX_FLAGS := --multi-dex --main-dex-list=$(mainDexList) --minimal-main-dex
 LOCAL_JACK_FLAGS := -D jack.dex.output.policy=minimal-multidex -D jack.preprocessor=true\
     -D jack.preprocessor.file=$(LOCAL_PATH)/test.jpp -D jack.dex.output.multidex.legacy=true
 
-#################################
-include $(BUILD_SYSTEM)/configure_local_jack.mk
-#################################
-
-ifdef LOCAL_JACK_ENABLED
 LOCAL_ADDITIONAL_DEPENDENCIES := $(LOCAL_PATH)/test.jpp
-endif
 
 include $(BUILD_PACKAGE)
-
-ifndef LOCAL_JACK_ENABLED
-$(mainDexList): $(full_classes_proguard_jar) | $(MAINDEXCLASSES)
-	$(hide) mkdir -p $(dir $@)
-	$(MAINDEXCLASSES) $< 1>$@
-	echo "com/android/framework/multidexlegacyversionedtestapp/MultiDexUpdateTest.class" >> $@
-
-$(built_dex_intermediate): $(mainDexList)
-endif
\ No newline at end of file
diff --git a/core/tests/hosttests/test-apps/MultiDexLegacyVersionedTestApp_v2/Android.mk b/core/tests/hosttests/test-apps/MultiDexLegacyVersionedTestApp_v2/Android.mk
index b77cf31..f38bd4f 100644
--- a/core/tests/hosttests/test-apps/MultiDexLegacyVersionedTestApp_v2/Android.mk
+++ b/core/tests/hosttests/test-apps/MultiDexLegacyVersionedTestApp_v2/Android.mk
@@ -28,28 +28,9 @@
 
 LOCAL_DEX_PREOPT := false
 
-mainDexList:= \
-	$(call intermediates-dir-for,APPS,$(LOCAL_PACKAGE_NAME),$(LOCAL_IS_HOST_MODULE),common)/maindex.list
-
-LOCAL_DX_FLAGS := --multi-dex --main-dex-list=$(mainDexList) --minimal-main-dex
 LOCAL_JACK_FLAGS := -D jack.dex.output.policy=minimal-multidex -D jack.preprocessor=true\
     -D jack.preprocessor.file=$(LOCAL_PATH)/test.jpp -D jack.dex.output.multidex.legacy=true
 
-#################################
-include $(BUILD_SYSTEM)/configure_local_jack.mk
-#################################
-
-ifdef LOCAL_JACK_ENABLED
 LOCAL_ADDITIONAL_DEPENDENCIES := $(LOCAL_PATH)/test.jpp
-endif
 
 include $(BUILD_PACKAGE)
-
-ifndef LOCAL_JACK_ENABLED
-$(mainDexList): $(full_classes_proguard_jar) | $(MAINDEXCLASSES)
-	$(hide) mkdir -p $(dir $@)
-	$(MAINDEXCLASSES) $< 1>$@
-	echo "com/android/framework/multidexlegacyversionedtestapp/MultiDexUpdateTest.class" >> $@
-
-$(built_dex_intermediate): $(mainDexList)
-endif
diff --git a/core/tests/hosttests/test-apps/MultiDexLegacyVersionedTestApp_v3/Android.mk b/core/tests/hosttests/test-apps/MultiDexLegacyVersionedTestApp_v3/Android.mk
index 3631626..5bc2c95 100644
--- a/core/tests/hosttests/test-apps/MultiDexLegacyVersionedTestApp_v3/Android.mk
+++ b/core/tests/hosttests/test-apps/MultiDexLegacyVersionedTestApp_v3/Android.mk
@@ -26,31 +26,11 @@
 
 LOCAL_STATIC_JAVA_LIBRARIES := android-support-multidex
 
-mainDexList:= \
-	$(call intermediates-dir-for,APPS,$(LOCAL_PACKAGE_NAME),$(LOCAL_IS_HOST_MODULE),common)/maindex.list
-
 LOCAL_DEX_PREOPT := false
 
-LOCAL_DX_FLAGS := --multi-dex --main-dex-list=$(mainDexList) --minimal-main-dex
 LOCAL_JACK_FLAGS := -D jack.dex.output.policy=minimal-multidex -D jack.preprocessor=true\
     -D jack.preprocessor.file=$(LOCAL_PATH)/test.jpp -D jack.dex.output.multidex.legacy=true
 
-#################################
-include $(BUILD_SYSTEM)/configure_local_jack.mk
-#################################
-
-ifdef LOCAL_JACK_ENABLED
 LOCAL_ADDITIONAL_DEPENDENCIES := $(LOCAL_PATH)/test.jpp
-endif
 
 include $(BUILD_PACKAGE)
-
-ifndef LOCAL_JACK_ENABLED
-$(mainDexList): $(full_classes_proguard_jar) | $(MAINDEXCLASSES)
-	$(hide) mkdir -p $(dir $@)
-	$(MAINDEXCLASSES) $< 1>$@
-	echo "com/android/framework/multidexlegacyversionedtestapp/MultiDexUpdateTest.class" >> $@
-
-$(built_dex_intermediate): $(mainDexList)
-endif
-
diff --git a/core/tests/inputmethodtests/Android.mk b/core/tests/inputmethodtests/Android.mk
index da336af..41ea855 100644
--- a/core/tests/inputmethodtests/Android.mk
+++ b/core/tests/inputmethodtests/Android.mk
@@ -8,7 +8,6 @@
 LOCAL_SRC_FILES := \
 	$(call all-java-files-under, src)
 
-LOCAL_DX_FLAGS := --core-library
 LOCAL_STATIC_JAVA_LIBRARIES := core-tests android-common frameworks-core-util-lib
 LOCAL_JAVA_LANGUAGE_VERSION := 1.8
 LOCAL_JAVA_LIBRARIES := android.test.runner
diff --git a/core/tests/systemproperties/Android.mk b/core/tests/systemproperties/Android.mk
index 0c20876..e5ab2df 100644
--- a/core/tests/systemproperties/Android.mk
+++ b/core/tests/systemproperties/Android.mk
@@ -8,7 +8,6 @@
 LOCAL_SRC_FILES := \
 	$(call all-java-files-under, src)
 
-LOCAL_DX_FLAGS := --core-library
 LOCAL_STATIC_JAVA_LIBRARIES := core-tests android-common frameworks-core-util-lib
 LOCAL_JAVA_LIBRARIES := android.test.runner
 LOCAL_PACKAGE_NAME := FrameworksCoreSystemPropertiesTests