Convert ARRAYSIZE_UNSAFE -> arraysize in chrome/browser/.

chrome/browser/prerender/prerender_unittest.cc

 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include <map>
 #include <utility>
 
 #include "base/command_line.h"
 #include "base/format_macros.h"
 #include "base/memory/scoped_vector.h"
@@ skipping 599 matching lines @@
     { 2, 1 },
 
     // With the per launcher limit higher than system limit, the system limit
     // should be in effect.
     { 2, 4 },
   };
 
   DummyPrerenderContents* null = NULL;
   GURL url_to_delay("http://www.google.com/delayme");
 
-  for (size_t i = 0; i < ARRAYSIZE_UNSAFE(concurrencies_to_test); ++i) {
+  for (size_t i = 0; i < arraysize(concurrencies_to_test); ++i) {
     prerender_manager()->mutable_config().max_link_concurrency =
         concurrencies_to_test[i].max_link_concurrency;
     prerender_manager()->mutable_config().max_link_concurrency_per_launcher =
         concurrencies_to_test[i].max_link_concurrency_per_launcher;
 
     const size_t effective_max_link_concurrency =
         std::min(concurrencies_to_test[i].max_link_concurrency,
                  concurrencies_to_test[i].max_link_concurrency_per_launcher);
 
     std::vector<GURL> urls;
@@ skipping 951 matching lines @@
   CHECK(prerender_handle.get());
   EXPECT_TRUE(prerender_handle->IsPrerendering());
   EXPECT_TRUE(prerender_contents->prerendering_has_started());
   EXPECT_EQ(prerender_contents, prerender_handle->contents());
   EXPECT_EQ(ORIGIN_INSTANT, prerender_handle->contents()->origin());
   ASSERT_EQ(prerender_contents, prerender_manager()->FindAndUseEntry(url));
   EXPECT_FALSE(prerender_handle->IsPrerendering());
 }
 
 }  // namespace prerender