Support LOCAL_DEX_PREOPT := nostripping

Support LOCAL_DEX_PREOPT := nostripping by passing it to
dexpreopt_gen.

Bug: 122610462
Test: m
Change-Id: I05f7009d38505f995cd16cc8dbb4ecd6ecc3d71c
diff --git a/core/dex_preopt_odex_install.mk b/core/dex_preopt_odex_install.mk
index 17eeb8a..69790cb 100644
--- a/core/dex_preopt_odex_install.mk
+++ b/core/dex_preopt_odex_install.mk
@@ -202,6 +202,7 @@
   $(call add_json_bool, ForceCreateAppImage,           $(filter true,$(LOCAL_DEX_PREOPT_APP_IMAGE)))
   $(call add_json_bool, PresignedPrebuilt,             $(filter PRESIGNED,$(LOCAL_CERTIFICATE)))
 
+  $(call add_json_bool, NoStripping,                   $(filter nostripping,$(LOCAL_DEX_PREOPT)))
   $(call add_json_str,  StripInputPath,                $$1)
   $(call add_json_str,  StripOutputPath,               $$2)