Convert ARRAYSIZE_UNSAFE -> arraysize in chrome/browser/.

chrome/browser/ui/tabs/tab_strip_model_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 "chrome/browser/ui/tabs/tab_strip_model.h"
 
 #include <map>
 #include <string>
 
 #include "base/files/file_path.h"
@@ skipping 2291 matching lines @@
 
     // With pinned tabs.
     { 6, 2, "2 3", 2, "0p 1p 2 3 4 5" },
     { 6, 2, "0 4", 3, "1p 0p 2 3 4 5" },
     { 6, 3, "1 2 4", 0, "1p 2p 0p 4 3 5" },
     { 8, 3, "1 3 4", 4, "0p 2p 1p 5 6 3 4 7" },
 
     { 7, 4, "2 3 4", 3, "0p 1p 2p 3p 5 4 6" },
   };
 
-  for (size_t i = 0; i < ARRAYSIZE_UNSAFE(test_data); ++i) {
+  for (size_t i = 0; i < arraysize(test_data); ++i) {
     TabStripDummyDelegate delegate;
     TabStripModel strip(&delegate, profile());
     ASSERT_NO_FATAL_FAILURE(
         PrepareTabstripForSelectionTest(&strip, test_data[i].tab_count,
                                         test_data[i].pinned_count,
                                         test_data[i].selected_tabs));
     strip.MoveSelectedTabsTo(test_data[i].target_index);
     EXPECT_EQ(test_data[i].state_after_move,
               GetTabStripStateString(strip)) << i;
     strip.CloseAllTabs();
@@ skipping 261 matching lines @@
   WebContents* moved_contents = strip_src.DetachWebContentsAt(1);
   EXPECT_EQ(contents2, moved_contents);
 
   // Attach the tab to the destination tab strip.
   strip_dst.AppendWebContents(moved_contents, true);
   EXPECT_TRUE(strip_dst.IsTabBlocked(0));
 
   strip_dst.CloseAllTabs();
   strip_src.CloseAllTabs();
 }