Add backend for LOCAL_FUZZ_DATA for cc_fuzz corpus/dict.

Adds the backend makefile parser for the LOCAL_FUZZ_DATA vars generated
by the cc_fuzz target.

Bug: 141026328
Test: m example_fuzzer, fuzz target should have adjacent corpus/dict
files.

Change-Id: Ide2c34318f11be132992650ce5cc1fd27895915c
diff --git a/CleanSpec.mk b/CleanSpec.mk
index 284ef39..ddee654 100644
--- a/CleanSpec.mk
+++ b/CleanSpec.mk
@@ -666,6 +666,13 @@
 $(call add-clean-step, rm -rf $(PRODUCT_OUT)/system/etc/init/init.gsi.rc)
 $(call add-clean-step, rm -rf $(PRODUCT_OUT)/system/etc/init/config/)
 
+# Move fuzz targets from /data/fuzz/* to /data/fuzz/<arch>/* for device, and
+# /fuzz/* to /fuzz/<arch>/* on host.
+$(call add-clean-step, rm -rf $(PRODUCT_OUT)/data/fuzz/*)
+$(call add-clean-step, rm -rf $(PRODUCT_OUT)/symbols/data/fuzz/*)
+$(call add-clean-step, rm -rf $(HOST_OUT)/fuzz/*)
+$(call add-clean-step, rm -rf $(SOONG_OUT_DIR)/host/*/fuzz/*)
+
 # ************************************************
 # NEWER CLEAN STEPS MUST BE AT THE END OF THE LIST
 # ************************************************