Hello, Android 4.0.

Change-Id: I0d775bc81e1fb1c3ca0151b15a582035109dc5b5
diff --git a/CleanSpec.mk b/CleanSpec.mk
index 70a053f..5240837 100644
--- a/CleanSpec.mk
+++ b/CleanSpec.mk
@@ -96,6 +96,13 @@
 $(call add-clean-step, rm -rf $(PRODUCT_OUT)/obj/SHARED_LIBRARIES/librtp_jni_intermediates)
 
 $(call add-clean-step, rm -rf $(PRODUCT_OUT)/android-info.txt)
+$(call add-clean-step, rm -rf $(PRODUCT_OUT)/obj/APPS/*)
+$(call add-clean-step, rm -rf $(PRODUCT_OUT)/system/app/*)
+$(call add-clean-step, rm -rf $(PRODUCT_OUT)/data/app/*)
+$(call add-clean-step, rm -rf $(PRODUCT_OUT)/system/build.prop)
+$(call add-clean-step, rm -rf $(PRODUCT_OUT)/obj/JAVA_LIBRARIES/*)
+$(call add-clean-step, rm -rf $(PRODUCT_OUT)/system/framework/*)
+
 # ************************************************
 # NEWER CLEAN STEPS MUST BE AT THE END OF THE LIST
 # ************************************************