chrome: Use stl utilities from the base namespace

chrome/browser/sync_file_system/subtree_set.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/sync_file_system/subtree_set.h"
 
 #include "base/logging.h"
 #include "base/stl_util.h"
 #include "storage/common/fileapi/file_system_util.h"
 
@@ skipping 12 matching lines @@
 
 SubtreeSet::SubtreeSet() {}
 SubtreeSet::SubtreeSet(const SubtreeSet& other) = default;
 SubtreeSet::~SubtreeSet() {}
 
 bool SubtreeSet::IsDisjointWith(const base::FilePath& subtree_root) const {
   base::FilePath::StringType normalized_subtree_root =
       storage::VirtualPath::GetNormalizedFilePath(subtree_root);
 
   // Check if |subtree_root| contains any of subtrees in the container.
-  if (ContainsKey(inclusive_ancestors_of_subtree_roots_,
-                  normalized_subtree_root))
+  if (base::ContainsKey(inclusive_ancestors_of_subtree_roots_,
+                        normalized_subtree_root))
     return false;
 
   base::FilePath path(normalized_subtree_root);
   while (!storage::VirtualPath::IsRootPath(path)) {
     path = storage::VirtualPath::DirName(path);
 
     Subtrees::const_iterator found =
         inclusive_ancestors_of_subtree_roots_.find(path.value());
     if (found != inclusive_ancestors_of_subtree_roots_.end())
       return !found->second.contained_as_subtree_root;
@@ skipping 59 matching lines @@
 
 size_t SubtreeSet::size() const {
   Subtrees::const_iterator found =
       inclusive_ancestors_of_subtree_roots_.find(storage::VirtualPath::kRoot);
   if (found == inclusive_ancestors_of_subtree_roots_.end())
     return 0;
   return found->second.number_of_subtrees_below;
 }
 
 }  // namespace sync_file_system