Revert "Explicitly manage fonts and ICU data"

This reverts commit b315d46bc8c2126f090c77e07bba4d6062ebff05.
diff --git a/target/product/generic.mk b/target/product/generic.mk
index 9bb794c..51e17f3 100644
--- a/target/product/generic.mk
+++ b/target/product/generic.mk
@@ -47,10 +47,6 @@
     CalendarProvider \
     SyncProvider
 
-PRODUCT_PACKAGES += \
-    icu.dat
-
-$(call inherit-product-if-exists, frameworks/base/data/fonts/fonts.mk)
 $(call inherit-product, $(SRC_TARGET_DIR)/product/core.mk)
 
 # Overrides