Move numeric api files from frameworks/base to prebuilts/sdk

So they can be used in unbundled builds.

Bug: 7296240
Change-Id: I5f176322dec30323f365188fb3e379def60dc1b8
diff --git a/core/config.mk b/core/config.mk
index 16bcd69..1f92443 100644
--- a/core/config.mk
+++ b/core/config.mk
@@ -44,7 +44,7 @@
 SRC_LIBRARIES:= $(TOPDIR)libs
 SRC_SERVERS:= $(TOPDIR)servers
 SRC_TARGET_DIR := $(TOPDIR)build/target
-SRC_API_DIR := $(TOPDIR)frameworks/base/api
+SRC_API_DIR := $(TOPDIR)prebuilts/sdk/api
 
 # Some specific paths to tools
 SRC_DROIDDOC_DIR := $(TOPDIR)build/tools/droiddoc
diff --git a/core/tasks/apicheck.mk b/core/tasks/apicheck.mk
index 24b3428..1c91975 100644
--- a/core/tasks/apicheck.mk
+++ b/core/tasks/apicheck.mk
@@ -54,7 +54,7 @@
 # SDK version.
 $(eval $(call check-api, \
     checkapi-current, \
-    $(SRC_API_DIR)/current.txt, \
+    frameworks/base/api/current.txt, \
     $(INTERNAL_PLATFORM_API_FILE), \
     -error 2 -error 3 -error 4 -error 5 -error 6 \
     -error 7 -error 8 -error 9 -error 10 -error 11 -error 12 -error 13 -error 14 -error 15 \
@@ -68,6 +68,6 @@
 .PHONY: update-api
 update-api: $(INTERNAL_PLATFORM_API_FILE) | $(ACP)
 	@echo Copying current.txt
-	$(hide) $(ACP) $(INTERNAL_PLATFORM_API_FILE) $(SRC_API_DIR)/current.txt
+	$(hide) $(ACP) $(INTERNAL_PLATFORM_API_FILE) frameworks/base/api/current.txt
 
 endif