Port DictionaryValue to use string16 instead of wstring.

base/json_writer_unittest.cc

 // Copyright (c) 2006-2008 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 "testing/gtest/include/gtest/gtest.h"
 #include "base/json_writer.h"
+#include "base/string_util.h"
 #include "base/values.h"
 
 TEST(JSONWriterTest, Writing) {
   // Test null
   Value* root = Value::CreateNullValue();
   std::string output_js;
   JSONWriter::Write(root, false, &output_js);
   ASSERT_EQ("null", output_js);
   delete root;
 
@@ skipping 12 matching lines @@
   // Test Real values should always have a decimal or an 'e'.
   root = Value::CreateRealValue(1.0);
   JSONWriter::Write(root, false, &output_js);
   ASSERT_EQ("1.0", output_js);
   delete root;
 
   // Writer unittests like empty list/dict nesting,
   // list list nesting, etc.
   DictionaryValue root_dict;
   ListValue* list = new ListValue;
-  root_dict.Set(L"list", list);
+  root_dict.Set(ASCIIToUTF16("list"), list);
   DictionaryValue* inner_dict = new DictionaryValue;
   list->Append(inner_dict);
-  inner_dict->SetInteger(L"inner int", 10);
+  inner_dict->SetInteger(ASCIIToUTF16("inner int"), 10);
   ListValue* inner_list = new ListValue;
   list->Append(inner_list);
   list->Append(Value::CreateBooleanValue(true));
 
   JSONWriter::Write(&root_dict, false, &output_js);
   ASSERT_EQ("{\"list\":[{\"inner int\":10},[],true]}", output_js);
   JSONWriter::Write(&root_dict, true, &output_js);
   ASSERT_EQ("{\r\n"
             "   \"list\": [ {\r\n"
             "      \"inner int\": 10\r\n"
             "   }, [  ], true ]\r\n"
             "}\r\n",
             output_js);
 }
-
-