Convert ARRAYSIZE_UNSAFE -> arraysize in base/.

R=thestig@chromium.org
BUG=423134

Review URL: https://codereview.chromium.org/656033009

Cr-Commit-Position: refs/heads/master@{#299835}


CrOS-Libchrome-Original-Commit: 805eabb91d386c86bd64336c7643f6dfa864151d
diff --git a/base/files/file_proxy_unittest.cc b/base/files/file_proxy_unittest.cc
index 0034a1c..b5ed395 100644
--- a/base/files/file_proxy_unittest.cc
+++ b/base/files/file_proxy_unittest.cc
@@ -267,7 +267,7 @@
   CreateProxy(File::FLAG_CREATE | File::FLAG_WRITE, &proxy);
 
   const char data[] = "foo!";
-  int data_bytes = ARRAYSIZE_UNSAFE(data);
+  int data_bytes = arraysize(data);
   proxy.Write(0, data, data_bytes,
               Bind(&FileProxyTest::DidWrite, weak_factory_.GetWeakPtr()));
   MessageLoop::current()->Run();