chrome: Use stl utilities from the base namespace

chrome/browser/ui/webui/md_downloads/downloads_list_tracker_unittest.cc

 // Copyright 2015 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/webui/md_downloads/downloads_list_tracker.h"
 
 #include <limits.h>
 #include <stdint.h>
 
 #include <memory>
@@ skipping 80 matching lines @@
 };
 
 // A fixture to test DownloadsListTracker.
 class DownloadsListTrackerTest : public testing::Test {
  public:
   DownloadsListTrackerTest() {}
 
   ~DownloadsListTrackerTest() override {
     for (auto* mock_item : mock_items_)
       testing::Mock::VerifyAndClear(mock_item);
-    STLDeleteElements(&mock_items_);
+    base::STLDeleteElements(&mock_items_);
   }
 
   // testing::Test:
   void SetUp() override {
     ON_CALL(manager_, GetBrowserContext()).WillByDefault(Return(&profile_));
     ON_CALL(manager_, GetAllDownloads(_)).WillByDefault(
         testing::Invoke(this, &DownloadsListTrackerTest::GetAllDownloads));
   }
 
   MockDownloadItem* CreateMock(uint64_t id, const base::Time& started) {
@@ skipping 237 matching lines @@
   EXPECT_EQ(1u, GetIds(*web_ui()->call_data()[0]->arg2()).size());
 
   DownloadItemModel(unsent_item).SetShouldShowInShelf(false);
   tracker()->OnDownloadUpdated(manager(), unsent_item);
   EXPECT_EQ(1u, web_ui()->call_data().size());
 
   DownloadItemModel(unsent_item).SetShouldShowInShelf(true);
   tracker()->OnDownloadUpdated(manager(), unsent_item);
   EXPECT_EQ(1u, web_ui()->call_data().size());
 }