Convert ARRAYSIZE_UNSAFE -> arraysize in chrome/browser/.

chrome/browser/locale_tests_browsertest.cc

Index: chrome/browser/locale_tests_browsertest.cc
diff --git a/chrome/browser/locale_tests_browsertest.cc b/chrome/browser/locale_tests_browsertest.cc
index 132315939f7fdc0783efa82bfb435320af472f37..1a53f51ecd37bdf1b45bbfec17b8dbe67d29cb8e 100644
--- a/chrome/browser/locale_tests_browsertest.cc
+++ b/chrome/browser/locale_tests_browsertest.cc
@@ -30,7 +30,7 @@ class ScopedLocale {
       { "zh-TW", "zh_TW.UTF-8" }
     };
     bool found_locale = false;
-    for (size_t i = 0; i < ARRAYSIZE_UNSAFE(kLocales); ++i) {
+    for (size_t i = 0; i < arraysize(kLocales); ++i) {
       if (kLocales[i].chrome_locale == locale) {
         found_locale = true;
         setenv("LC_ALL", kLocales[i].system_locale, 1);