Overlay support lib RV resources in Android.mk

Note: after this change, ag/735298 can be reverted.

b/22719084

Change-Id: I83caf8832790b1df0a90a1339f6b24f481c51661

Android.mk

@@ -23,16 +23,25 @@ include $(CLEAR_VARS)
 
 LOCAL_MODULE_TAGS := optional
 
+LOCAL_STATIC_JAVA_LIBRARIES := \
+    android-support-v4 \
+    android-support-v7-recyclerview
+
 LOCAL_SRC_FILES := $(call all-java-files-under, src) \
     $(call all-java-files-under, WallpaperPicker/src) \
     $(call all-proto-files-under, protos)
-LOCAL_RESOURCE_DIR := $(LOCAL_PATH)/WallpaperPicker/res $(LOCAL_PATH)/res
+
+LOCAL_RESOURCE_DIR := $(LOCAL_PATH)/WallpaperPicker/res \
+    $(LOCAL_PATH)/res \
+    $(LOCAL_PATH)/../../../prebuilts/sdk/current/support/v7/recyclerview/res
+
 LOCAL_PROGUARD_FLAG_FILES := proguard.flags
-LOCAL_STATIC_JAVA_LIBRARIES := android-support-v4 android-support-v7-recyclerview
 
 LOCAL_PROTOC_OPTIMIZE_TYPE := nano
 LOCAL_PROTOC_FLAGS := --proto_path=$(LOCAL_PATH)/protos/
-LOCAL_AAPT_FLAGS := --auto-add-overlay
+LOCAL_AAPT_FLAGS := \
+    --auto-add-overlay \
+    --extra-packages android.support.v7.recyclerview
 
 LOCAL_SDK_VERSION := current
 LOCAL_PACKAGE_NAME := Launcher3