Remove uses of density in PRODUCT_AAP_CONFIG

Change-Id: I98594165515c07fa2e6b847266f7d8fa3283b52e
diff --git a/core/Makefile b/core/Makefile
index ce13301..eb3b1c3 100644
--- a/core/Makefile
+++ b/core/Makefile
@@ -757,12 +757,8 @@
 # If PRODUCT_AAPT_PREF_CONFIG includes a dpi bucket, then use that value.
 recovery_density := $(filter %dpi,$(PRODUCT_AAPT_PREF_CONFIG))
 else
-# Otherwise, use the highest density that appears in PRODUCT_AAPT_CONFIG.
-# Order is important here; we'll take the first one that's found.
-recovery_densities := $(filter $(PRODUCT_AAPT_CONFIG_SP),xxxhdpi xxhdpi xhdpi hdpi tvdpi mdpi ldpi)
-ifneq (,$(recovery_densities))
-recovery_density := $(word 1,$(recovery_densities))
-endif
+# Otherwise, use the default medium density.
+recovery_densities := mdpi
 endif
 
 ifneq (,$(wildcard $(recovery_resources_common)-$(recovery_density)))
diff --git a/core/product_config.mk b/core/product_config.mk
index d4ba364..1efff2f 100644
--- a/core/product_config.mk
+++ b/core/product_config.mk
@@ -304,28 +304,15 @@
 endif
 
 # Add PRODUCT_LOCALES to PRODUCT_AAPT_CONFIG
-PRODUCT_AAPT_CONFIG := $(strip $(PRODUCTS.$(INTERNAL_PRODUCT).PRODUCT_AAPT_CONFIG))
-PRODUCT_AAPT_CONFIG := $(PRODUCT_LOCALES) $(PRODUCT_AAPT_CONFIG)
+PRODUCT_AAPT_CONFIG := $(strip $(PRODUCT_LOCALES) $(PRODUCTS.$(INTERNAL_PRODUCT).PRODUCT_AAPT_CONFIG))
 PRODUCT_AAPT_PREF_CONFIG := $(strip $(PRODUCTS.$(INTERNAL_PRODUCT).PRODUCT_AAPT_PREF_CONFIG))
 
-# Default to medium-density assets.
-# (Can be overridden in the device config, e.g.: PRODUCT_AAPT_CONFIG += hdpi)
-PRODUCT_AAPT_CONFIG := $(strip \
-    $(PRODUCT_AAPT_CONFIG) \
-    $(if $(filter %dpi,$(PRODUCT_AAPT_CONFIG)),,mdpi))
-PRODUCT_AAPT_PREF_CONFIG := $(strip $(PRODUCT_AAPT_PREF_CONFIG))
-
-# Everyone gets nodpi and anydpi assets which are density-independent.
-PRODUCT_AAPT_CONFIG += nodpi anydpi
-
 # Keep a copy of the space-separated config
 PRODUCT_AAPT_CONFIG_SP := $(PRODUCT_AAPT_CONFIG)
 
 # Convert spaces to commas.
 PRODUCT_AAPT_CONFIG := \
     $(subst $(space),$(comma),$(strip $(PRODUCT_AAPT_CONFIG)))
-PRODUCT_AAPT_PREF_CONFIG := \
-    $(subst $(space),$(comma),$(strip $(PRODUCT_AAPT_PREF_CONFIG)))
 
 # product-scoped aapt flags
 PRODUCT_AAPT_FLAGS :=