[LivePicker 2/n] Fix build

Ensure ThemePicker can build properly with new LivePicker
code.

Bug: 141391722
Change-Id: Iff06a77943167aabbc83563fefe2315ccd92be08
diff --git a/Android.mk b/Android.mk
index 23e2368..81a2976 100644
--- a/Android.mk
+++ b/Android.mk
@@ -35,6 +35,13 @@
 LOCAL_PRODUCT_MODULE := true
 LOCAL_OVERRIDES_PACKAGES := WallpaperPicker2
 
+ifneq (,$(wildcard frameworks/base))
+  LOCAL_PRIVATE_PLATFORM_APIS := true
+else
+  LOCAL_SDK_VERSION := system_current
+  LOCAL_STATIC_JAVA_LIBRARIES += libSharedWallpaper
+endif
+
 LOCAL_SRC_FILES := $(call all-java-files-under, $(WALLPAPER_PATH)/src) \
     $(call all-java-files-under, src) \
     $(call all-java-files-under, src_override)