chrome: Use stl utilities from the base namespace

chrome/browser/extensions/permissions_based_management_policy_provider_unittest.cc

 // Copyright 2014 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/extensions/permissions_based_management_policy_provider.h"
 
 #include <memory>
 #include <string>
 #include <vector>
 
@@ skipping 24 matching lines @@
         settings_(new ExtensionManagement(pref_service_.get())),
         provider_(settings_.get()) {}
 
   void SetUp() override {
     ChromeAPIPermissions api_permissions;
     perm_list_ = api_permissions.GetAllPermissions();
     pref_service_->registry()->RegisterDictionaryPref(
         pref_names::kExtensionManagement);
   }
 
-  void TearDown() override {
-    STLDeleteElements(&perm_list_);
-  }
+  void TearDown() override { base::STLDeleteElements(&perm_list_); }
 
   // Get API permissions name for |id|, we cannot use arbitrary strings since
   // they will be ignored by ExtensionManagementService.
   std::string GetAPIPermissionName(APIPermission::ID id) {
     for (auto* perm : perm_list_) {
       if (perm->id() == id)
         return perm->name();
     }
     ADD_FAILURE() << "Permission not found: " << id;
     return std::string();
@@ skipping 103 matching lines @@
     pref.ClearBlockedPermissions("*");
     pref.AddBlockedPermission("*",
                               GetAPIPermissionName(APIPermission::kDownloads));
   }
   error16.clear();
   EXPECT_FALSE(provider_.UserMayLoad(extension.get(), &error16));
   EXPECT_FALSE(error16.empty());
 }
 
 }  // namespace extensions