Convert ARRAYSIZE_UNSAFE -> arraysize in chrome/browser/.

chrome/browser/ui/app_list/search/people/people_provider_browsertest.cc

 // Copyright 2013 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 <string>
 
 #include "base/basictypes.h"
 #include "base/bind.h"
 #include "base/command_line.h"
 #include "base/memory/scoped_ptr.h"
@@ skipping 240 matching lines @@
 IN_PROC_BROWSER_TEST_F(PeopleProviderTest, Basic) {
   struct {
     const char* query;
     const char* mock_server_response;
     const char* expected_results_content;
   } kTestCases[] = {
     {"first", kOneResult, "first person" },
     {"person", kThreeValidResults, "first person,second person,third person" },
   };
 
-  for (size_t i = 0; i < ARRAYSIZE_UNSAFE(kTestCases); ++i) {
+  for (size_t i = 0; i < arraysize(kTestCases); ++i) {
     EXPECT_EQ(kTestCases[i].expected_results_content,
               RunQuery(kTestCases[i].query,
                        kTestCases[i].mock_server_response))
         << "Case " << i << ": q=" << kTestCases[i].query;
   }
 }
 
 IN_PROC_BROWSER_TEST_F(PeopleProviderTest, NoSearchForSensitiveData) {
   // None of the following input strings should be accepted because they may
   // contain private data.
@@ skipping 16 matching lines @@
 }
 
 IN_PROC_BROWSER_TEST_F(PeopleProviderTest, NoSearchForShortQueries) {
   EXPECT_EQ("", RunQuery("f", kOneResult));
   EXPECT_EQ("", RunQuery("fi", kOneResult));
   EXPECT_EQ("first person", RunQuery("fir", kOneResult));
 }
 
 }  // namespace test
 }  // namespace app_list