Cleanstep for split.

Change-Id: Iab8f0d2f27bac4c0ccfc9dacf10eee0d996f3200
diff --git a/CleanSpec.mk b/CleanSpec.mk
index b84e1b6..e22bcc0 100644
--- a/CleanSpec.mk
+++ b/CleanSpec.mk
@@ -43,6 +43,7 @@
 #$(call add-clean-step, rm -rf $(OUT_DIR)/target/common/obj/JAVA_LIBRARIES/core_intermediates)
 #$(call add-clean-step, find $(OUT_DIR) -type f -name "IGTalkSession*" -print0 | xargs -0 rm -f)
 #$(call add-clean-step, rm -rf $(PRODUCT_OUT)/data/*)
+$(call add-clean-step, rm -rf $(OUT_DIR)/out/target/common/obj/APPS/Email*)
 
 # ************************************************
 # NEWER CLEAN STEPS MUST BE AT THE END OF THE LIST