Merge "Make libsync a stubs library"

libsync/Android.bp

@@ -25,6 +25,12 @@ cc_library {
     recovery_available: true,
     native_bridge_supported: true,
     defaults: ["libsync_defaults"],
+    stubs: {
+        symbol_file: "libsync.map.txt",
+        versions: [
+            "26",
+        ],
+    },
 }
 
 llndk_library {

libsync/libsync.map.txt

@@ -19,7 +19,7 @@ LIBSYNC {
     sync_merge; # introduced=26
     sync_file_info; # introduced=26
     sync_file_info_free; # introduced=26
-    sync_wait; # llndk
+    sync_wait; # llndk apex
     sync_fence_info; # llndk
     sync_pt_info; # llndk
     sync_fence_info_free; # llndk