Add base:: to string16 in chrome_frame/.

chrome_frame/registry_list_preferences_holder.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_frame/registry_list_preferences_holder.h"
 
 #include "base/strings/string_util.h"
 #include "base/win/registry.h"
 
 RegistryListPreferencesHolder::RegistryListPreferencesHolder() : valid_(false) {
 }
 
 void RegistryListPreferencesHolder::Init(HKEY hive,
                                          const wchar_t* registry_path,
                                          const wchar_t* list_name) {
-  string16 list_path(registry_path);
+  base::string16 list_path(registry_path);
   list_path += L"\\";
   list_path += list_name;
   base::win::RegistryValueIterator string_list(hive, list_path.c_str());
   for (; string_list.Valid(); ++string_list)
     values_.push_back(string_list.Name());
 
   valid_ = true;
 }
 
-bool RegistryListPreferencesHolder::ListMatches(const string16& string) const {
+bool RegistryListPreferencesHolder::ListMatches(const base::string16& string)
+    const {
   DCHECK(Valid());
-  std::vector<string16>::const_iterator iter(values_.begin());
+  std::vector<base::string16>::const_iterator iter(values_.begin());
   for (; iter != values_.end(); ++iter) {
     if (MatchPattern(string, *iter))
       return true;
   }
 
   return false;
 }
 
 void RegistryListPreferencesHolder::AddStringForTesting(
-    const string16& string) {
+    const base::string16& string) {
   values_.push_back(string);
 }
 
 void RegistryListPreferencesHolder::ResetForTesting() {
   values_.clear();
   valid_ = false;
 }