Make LONG be 64bits on 64bit system

test/com/google/enterprise/adaptor/fs/WindowsFileDelegateTest.java

diff --git a/test/com/google/enterprise/adaptor/fs/WindowsFileDelegateTest.java b/test/com/google/enterprise/adaptor/fs/WindowsFileDelegateTest.java
index 864c14b..5d05256 100644
--- a/test/com/google/enterprise/adaptor/fs/WindowsFileDelegateTest.java
+++ b/test/com/google/enterprise/adaptor/fs/WindowsFileDelegateTest.java
@@ -518,7 +518,7 @@
     int offset = 0;
     for (Storage storage : storages) {
       storagesMem.setLong(offset, storage.state);
-      offset += Native.LONG_SIZE;
+      offset += Pointer.SIZE;
       writeWString(storagesMem, offset, storage.serverName);
       offset += Pointer.SIZE;
       writeWString(storagesMem, offset, storage.shareName);