Break two classes defined in json_value_serializer.cc, .h into separate files.

content/renderer/dom_automation_controller.cc

-// Copyright (c) 2011 The Chromium Authors. All rights reserved.
+// 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 "content/renderer/dom_automation_controller.h"
 
 #include "base/bind.h"
 #include "base/bind_helpers.h"
-#include "base/json/json_value_serializer.h"
+#include "base/json/json_string_value_serializer.h"
 #include "base/string_util.h"
 #include "content/common/view_messages.h"
 
 DomAutomationController::DomAutomationController()
     : sender_(NULL),
       routing_id_(MSG_ROUTING_NONE),
       automation_id_(MSG_ROUTING_NONE) {
   BindCallback("send", base::Bind(&DomAutomationController::Send,
                                   base::Unretained(this)));
   BindCallback("setAutomationId",
@@ skipping 111 matching lines @@
   // The check here is for NumberType and not Int32 as
   // KJS::JSType only defines a NumberType (no Int32)
   if (!args[0].isNumber()) {
     result->SetNull();
     return;
   }
 
   automation_id_ = args[0].ToInt32();
   result->Set(true);
 }