Remove PRODUCT_USE_FASTBOOTD flag.

It is not used.
Test: builds

Change-Id: Iff5fbae524945cebd9c8911762e7fc7fb8ac19aa
diff --git a/core/config.mk b/core/config.mk
index b9174b3..bf834b2 100644
--- a/core/config.mk
+++ b/core/config.mk
@@ -958,7 +958,6 @@
     requirements := \
         PRODUCT_USE_DYNAMIC_PARTITION_SIZE \
         PRODUCT_BUILD_SUPER_PARTITION \
-        PRODUCT_USE_FASTBOOTD \
 
     $(foreach req,$(requirements),$(if $(filter false,$($(req))),\
         $(error PRODUCT_USE_LOGICAL_PARTITIONS requires $(req) to be true)))
diff --git a/core/product.mk b/core/product.mk
index d1c74e7..d80e09e 100644
--- a/core/product.mk
+++ b/core/product.mk
@@ -208,7 +208,6 @@
     PRODUCT_ARTIFACT_PATH_REQUIREMENT_WHITELIST \
     PRODUCT_USE_DYNAMIC_PARTITION_SIZE \
     PRODUCT_BUILD_SUPER_PARTITION \
-    PRODUCT_USE_FASTBOOTD \
     PRODUCT_FORCE_PRODUCT_MODULES_TO_SYSTEM_PARTITION \
 
 define dump-product
diff --git a/core/product_config.mk b/core/product_config.mk
index 7cbea91..27af09e 100644
--- a/core/product_config.mk
+++ b/core/product_config.mk
@@ -525,10 +525,6 @@
     $(strip $(PRODUCTS.$(INTERNAL_PRODUCT).PRODUCT_BUILD_SUPER_PARTITION)),\
     $(PRODUCT_USE_LOGICAL_PARTITIONS))
 .KATI_READONLY := PRODUCT_BUILD_SUPER_PARTITION
-PRODUCT_USE_FASTBOOTD := $(or \
-    $(strip $(PRODUCTS.$(INTERNAL_PRODUCT).PRODUCT_USE_FASTBOOTD)),\
-    $(PRODUCT_USE_LOGICAL_PARTITIONS))
-.KATI_READONLY := PRODUCT_USE_FASTBOOTD
 
 # List of modules that should be forcefully unmarked from being LOCAL_PRODUCT_MODULE, and hence
 # installed on /system directory by default.