Add a missing "static", found by FindBugs.
diff --git a/libcore/luni/src/main/java/java/net/AddressCache.java b/libcore/luni/src/main/java/java/net/AddressCache.java
index 8388b48..c0d8d97 100644
--- a/libcore/luni/src/main/java/java/net/AddressCache.java
+++ b/libcore/luni/src/main/java/java/net/AddressCache.java
@@ -47,7 +47,7 @@
     // The actual cache.
     private final Map<String, AddressCacheEntry> map;
     
-    class AddressCacheEntry {
+    static class AddressCacheEntry {
         // The addresses. May be the empty array for a negative cache entry.
         InetAddress[] addresses;