chrome: Use stl utilities from the base namespace

chrome/browser/browsing_data/mock_browsing_data_indexed_db_helper.cc

 // Copyright (c) 2012 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/browsing_data/mock_browsing_data_indexed_db_helper.h"
 
 #include "base/callback.h"
 #include "base/logging.h"
 #include "base/stl_util.h"
 #include "chrome/browser/profiles/profile.h"
@@ skipping 14 matching lines @@
 void MockBrowsingDataIndexedDBHelper::StartFetching(
     const FetchCallback& callback) {
   ASSERT_FALSE(callback.is_null());
   ASSERT_TRUE(callback_.is_null());
   callback_ = callback;
 }
 
 void MockBrowsingDataIndexedDBHelper::DeleteIndexedDB(
     const GURL& origin) {
   ASSERT_FALSE(callback_.is_null());
-  ASSERT_TRUE(ContainsKey(origins_, origin));
+  ASSERT_TRUE(base::ContainsKey(origins_, origin));
   origins_[origin] = false;
 }
 
 void MockBrowsingDataIndexedDBHelper::AddIndexedDBSamples() {
   const GURL kOrigin1("http://idbhost1:1/");
   const GURL kOrigin2("http://idbhost2:2/");
   content::IndexedDBInfo info1(kOrigin1, 1, base::Time(), 0);
   response_.push_back(info1);
   origins_[kOrigin1] = true;
   content::IndexedDBInfo info2(kOrigin2, 2, base::Time(), 0);
@@ skipping 10 matching lines @@
     pair.second = true;
 }
 
 bool MockBrowsingDataIndexedDBHelper::AllDeleted() {
   for (const auto& pair : origins_) {
     if (pair.second)
       return false;
   }
   return true;
 }