Fix aidl post clean bug.

We really should check MODULES_WITH_AIDL_FILES against ALL_MODULES,
instead of modules_with_aidl_files, because a module could have just
remove any aidl files so it won't appear in modules_with_aidl_files.

Change-Id: Iab92be1ed5f0556b7236be41d90d8471c7193928
diff --git a/core/post_clean.mk b/core/post_clean.mk
index f7e654b..0273ff2 100644
--- a/core/post_clean.mk
+++ b/core/post_clean.mk
@@ -82,7 +82,7 @@
 
 # For modules not loaded by the current build (e.g. you are running mm/mmm),
 # we copy the info from the previous bulid.
-$(foreach p, $(filter-out $(modules_with_aidl_files),$(MODULES_WITH_AIDL_FILES)),\
+$(foreach p, $(filter-out $(ALL_MODULES),$(MODULES_WITH_AIDL_FILES)),\
   $(shell echo 'AIDL_FILES.$(p) := $(AIDL_FILES.$(p))' >> $(current_aidl_config)))
 MODULES_WITH_AIDL_FILES := $(sort $(MODULES_WITH_AIDL_FILES) $(modules_with_aidl_files))
 $(shell echo 'MODULES_WITH_AIDL_FILES := $(MODULES_WITH_AIDL_FILES)' >> $(current_aidl_config))