Add base namespace to more values in sync and elsewhere.

sync/internal_api/public/engine/model_safe_worker.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 "sync/internal_api/public/engine/model_safe_worker.h"
 
 #include "base/json/json_writer.h"
 #include "base/memory/scoped_ptr.h"
 #include "base/values.h"
 
 namespace syncer {
 
 base::DictionaryValue* ModelSafeRoutingInfoToValue(
     const ModelSafeRoutingInfo& routing_info) {
   base::DictionaryValue* dict = new base::DictionaryValue();
   for (ModelSafeRoutingInfo::const_iterator it = routing_info.begin();
        it != routing_info.end(); ++it) {
     dict->SetString(ModelTypeToString(it->first),
                     ModelSafeGroupToString(it->second));
   }
   return dict;
 }
 
 std::string ModelSafeRoutingInfoToString(
     const ModelSafeRoutingInfo& routing_info) {
-  scoped_ptr<DictionaryValue> dict(ModelSafeRoutingInfoToValue(routing_info));
+  scoped_ptr<base::DictionaryValue> dict(
+      ModelSafeRoutingInfoToValue(routing_info));
   std::string json;
   base::JSONWriter::Write(dict.get(), &json);
   return json;
 }
 
 ModelTypeInvalidationMap ModelSafeRoutingInfoToInvalidationMap(
     const ModelSafeRoutingInfo& routes,
     const std::string& payload) {
   ModelTypeInvalidationMap invalidation_map;
   for (ModelSafeRoutingInfo::const_iterator i = routes.begin();
@@ skipping 91 matching lines @@
 
     DVLOG(1) << ModelSafeGroupToString(GetModelSafeGroup())
         << " worker stops on destruction of its working thread.";
   }
 
   if (observer_)
     observer_->OnWorkerLoopDestroyed(GetModelSafeGroup());
 }
 
 }  // namespace syncer