That can be used to select dpi-specific prebuilt apks.
Change-Id: Ic68be8fc6fdb46f3ff8de490a35a042a31f1cb19
# Everyone gets nodpi assets which are density-independent.
PRODUCT_AAPT_CONFIG += nodpi
+# Keep a copy of the space-separated config
+PRODUCT_AAPT_CONFIG_SP := $(PRODUCT_AAPT_CONFIG)
+
# Convert spaces to commas.
-comma := ,
PRODUCT_AAPT_CONFIG := \
$(subst $(space),$(comma),$(strip $(PRODUCT_AAPT_CONFIG)))
PRODUCT_AAPT_PREF_CONFIG := \