Convert JsonWriter::Write to taking a const ref for the in-param

extensions/common/value_builder.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 "extensions/common/value_builder.h"
 
 #include "base/json/json_writer.h"
 
 namespace extensions {
 
 // DictionaryBuilder
 
 DictionaryBuilder::DictionaryBuilder() : dict_(new base::DictionaryValue) {}
 
 DictionaryBuilder::DictionaryBuilder(const base::DictionaryValue& init)
     : dict_(init.DeepCopy()) {}
 
 DictionaryBuilder::~DictionaryBuilder() {}
 
 std::string DictionaryBuilder::ToJSON() const {
   std::string json;
   base::JSONWriter::WriteWithOptions(
-      dict_.get(), base::JSONWriter::OPTIONS_PRETTY_PRINT, &json);
+      *dict_, base::JSONWriter::OPTIONS_PRETTY_PRINT, &json);
   return json;
 }
 
 DictionaryBuilder& DictionaryBuilder::Set(const std::string& path,
                                           int in_value) {
   dict_->SetWithoutPathExpansion(path, new base::FundamentalValue(in_value));
   return *this;
 }
 
 DictionaryBuilder& DictionaryBuilder::Set(const std::string& path,
@@ skipping 68 matching lines @@
   list_->Append(in_value.Build().release());
   return *this;
 }
 
 ListBuilder& ListBuilder::AppendBoolean(bool in_value) {
   list_->Append(new base::FundamentalValue(in_value));
   return *this;
 }
 
 }  // namespace extensions