Update some uses of Value in chrome/browser to use the base:: namespace.

chrome/browser/pref_service_flags_storage.cc

 // Copyright 2013 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/pref_service_flags_storage.h"
 
 #include "base/prefs/pref_service.h"
 #include "base/prefs/scoped_user_pref_update.h"
 #include "base/values.h"
 #include "chrome/common/pref_names.h"
 
 namespace about_flags {
 
 PrefServiceFlagsStorage::PrefServiceFlagsStorage(
     PrefService *prefs) : prefs_(prefs) {}
 
 PrefServiceFlagsStorage::~PrefServiceFlagsStorage() {}
 
 std::set<std::string> PrefServiceFlagsStorage::GetFlags() {
-  const ListValue* enabled_experiments = prefs_->GetList(
+  const base::ListValue* enabled_experiments = prefs_->GetList(
       prefs::kEnabledLabsExperiments);
   std::set<std::string> flags;
-  for (ListValue::const_iterator it = enabled_experiments->begin();
+  for (base::ListValue::const_iterator it = enabled_experiments->begin();
        it != enabled_experiments->end();
        ++it) {
     std::string experiment_name;
     if (!(*it)->GetAsString(&experiment_name)) {
       LOG(WARNING) << "Invalid entry in " << prefs::kEnabledLabsExperiments;
       continue;
     }
     flags.insert(experiment_name);
   }
   return flags;
 }
 
 bool PrefServiceFlagsStorage::SetFlags(const std::set<std::string>& flags) {
   ListPrefUpdate update(prefs_, prefs::kEnabledLabsExperiments);
-  ListValue* experiments_list = update.Get();
+  base::ListValue* experiments_list = update.Get();
 
   experiments_list->Clear();
   for (std::set<std::string>::const_iterator it = flags.begin();
        it != flags.end(); ++it) {
-    experiments_list->Append(new StringValue(*it));
+    experiments_list->Append(new base::StringValue(*it));
   }
 
   return true;
 }
 
 }  // namespace about_flags