Add base namespace to more values in sync and elsewhere.

sync/internal_api/public/base/model_type_invalidation_map.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/base/model_type_invalidation_map.h"
 
 #include <vector>
 
 #include "base/json/json_writer.h"
 #include "base/json/string_escape.h"
@@ skipping 17 matching lines @@
   ModelTypeSet types;
   for (ModelTypeInvalidationMap::const_iterator it = invalidation_map.begin();
        it != invalidation_map.end(); ++it) {
     types.Put(it->first);
   }
   return types;
 }
 
 std::string ModelTypeInvalidationMapToString(
     const ModelTypeInvalidationMap& invalidation_map) {
-  scoped_ptr<DictionaryValue> value(
+  scoped_ptr<base::DictionaryValue> value(
       ModelTypeInvalidationMapToValue(invalidation_map));
   std::string json;
   base::JSONWriter::Write(value.get(), &json);
   return json;
 }
 
-DictionaryValue* ModelTypeInvalidationMapToValue(
+base::DictionaryValue* ModelTypeInvalidationMapToValue(
     const ModelTypeInvalidationMap& invalidation_map) {
-  DictionaryValue* value = new DictionaryValue();
+  base::DictionaryValue* value = new base::DictionaryValue();
   for (ModelTypeInvalidationMap::const_iterator it = invalidation_map.begin();
        it != invalidation_map.end(); ++it) {
     std::string printable_payload;
     base::JsonDoubleQuote(it->second.payload,
                           false /* put_in_quotes */,
                           &printable_payload);
     value->SetString(ModelTypeToString(it->first), printable_payload);
   }
   return value;
 }
@@ skipping 11 matching lines @@
       (*original)[i->first] = i->second;
     } else if (i->second.payload.length() > 0) {
       // If this datatype is already in our map, we only overwrite the
       // payload if the new one is non-empty.
       (*original)[i->first].payload = i->second.payload;
     }
   }
 }
 
 }  // namespace syncer