Convert ARRAYSIZE_UNSAFE -> arraysize in chrome/browser/.

chrome/browser/media_galleries/media_galleries_permissions_unittest.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 "base/memory/scoped_ptr.h"
 #include "base/run_loop.h"
 #include "chrome/browser/extensions/./extension_prefs_unittest.h"
 #include "chrome/browser/extensions/extension_service.h"
 #include "chrome/browser/media_galleries/media_galleries_preferences.h"
 #include "chrome/browser/media_galleries/media_galleries_test_util.h"
@@ skipping 102 matching lines @@
   virtual void Verify() override {
     struct TestData {
       std::string* id;
       std::vector<MediaGalleryPermission>* expectation;
     };
 
     const TestData test_data[] = {{&extension1_id_, &extension1_expectation_},
                                   {&extension2_id_, &extension2_expectation_},
                                   {&extension3_id_, &extension3_expectation_},
                                   {&extension4_id_, &extension4_expectation_}};
-    for (size_t i = 0; i < ARRAYSIZE_UNSAFE(test_data); i++) {
+    for (size_t i = 0; i < arraysize(test_data); i++) {
       std::vector<MediaGalleryPermission> actual =
           gallery_prefs_->GetGalleryPermissionsFromPrefs(*test_data[i].id);
       EXPECT_EQ(test_data[i].expectation->size(), actual.size());
       for (size_t permission_entry = 0;
            permission_entry < test_data[i].expectation->size() &&
                permission_entry < actual.size();
            permission_entry++) {
         EXPECT_EQ(test_data[i].expectation->at(permission_entry).pref_id,
                   actual[permission_entry].pref_id);
         EXPECT_EQ(test_data[i].expectation->at(permission_entry).has_permission,
@@ skipping 14 matching lines @@
 
   // Needed for |gallery_prefs_| to initialize correctly.
   EnsureMediaDirectoriesExists ensure_media_directories_exists_;
   content::TestBrowserThread file_thread_;
 
   scoped_ptr<TestingProfile> profile_;
   scoped_ptr<MediaGalleriesPreferences> gallery_prefs_;
 };
 
 TEST_F(MediaGalleriesPermissionsTest, MediaGalleries) {}