diff --git a/core/config.mk b/core/config.mk
index debe918..e0ad1d9 100644
--- a/core/config.mk
+++ b/core/config.mk
@@ -893,38 +893,7 @@
 APPS_DEFAULT_VERSION_NAME := $(PLATFORM_VERSION)
 endif
 
-# Projects clean of compiler warnings should be compiled with -Werror.
-# If most modules in a directory such as external/ have warnings,
-# the directory should be in ANDROID_WARNING_ALLOWED_PROJECTS list.
-# When some of its subdirectories are cleaned up, the subdirectories
-# can be added into ANDROID_WARNING_DISALLOWED_PROJECTS list, e.g.
-# external/fio/.
-ANDROID_WARNING_DISALLOWED_PROJECTS := \
-    art/% \
-    bionic/% \
-    external/fio/% \
-    hardware/interfaces/% \
-
-define find_warning_disallowed_projects
-    $(filter $(ANDROID_WARNING_DISALLOWED_PROJECTS),$(1)/)
-endef
-
-# Projects with compiler warnings are compiled without -Werror.
-ANDROID_WARNING_ALLOWED_PROJECTS := \
-    bootable/% \
-    cts/% \
-    dalvik/% \
-    development/% \
-    device/% \
-    external/% \
-    frameworks/% \
-    hardware/% \
-    packages/% \
-    system/% \
-    test/vts/% \
-    tools/adt/idea/android/ultimate/get_modification_time/jni/% \
-    vendor/% \
-
+# ANDROID_WARNING_ALLOWED_PROJECTS is generated by build/soong.
 define find_warning_allowed_projects
     $(filter $(ANDROID_WARNING_ALLOWED_PROJECTS),$(1)/)
 endef