We want to clean *darwin-x86* obj files.

Change-Id: Iec204cfe39cde5434a8d09d8328d315d3c9abfcb
diff --git a/CleanSpec.mk b/CleanSpec.mk
index 13be820..df09e2a 100644
--- a/CleanSpec.mk
+++ b/CleanSpec.mk
@@ -128,7 +128,7 @@
 $(call add-clean-step, rm -rf $(PRODUCT_OUT)/system/build.prop)
 
 # Now we switched to build against Mac OS X SDK 10.6
-$(call add-clean-step, rm -rf $(OUT_DIR)/host/linux-x86/obj)
+$(call add-clean-step, rm -rf $(OUT_DIR)/host/darwin-x86/obj)
 
 # ************************************************
 # NEWER CLEAN STEPS MUST BE AT THE END OF THE LIST