Initial implementation of network screen WebUI handler.

chrome/browser/ui/webui/chromeos/login/eula_screen_handler.cc

 // Copyright (c) 2011 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 "chrome/browser/ui/webui/chromeos/login/eula_screen_handler.h"
 
 #include "base/values.h"
 #include "grit/browser_resources.h"
 #include "grit/chromium_strings.h"
 #include "grit/generated_resources.h"
@@ skipping 41 matching lines @@
   scoped_ptr<Value> value(Value::CreateBooleanValue(true));
   web_ui_->CallJavascriptFunction("setUsageStats", *value);
 }
 
 void EulaScreenHandler::RegisterMessages() {
   web_ui_->RegisterMessageCallback("eulaOnExit",
       NewCallback(this, &EulaScreenHandler::OnExit));
 }
 
 void EulaScreenHandler::OnExit(const ListValue* args) {
+  DCHECK(args->GetSize() == 2);
+
   bool accepted = false;
   if (!args->GetBoolean(0, &accepted))
     NOTREACHED();
 
   bool is_usage_stats_checked = false;
   if (!args->GetBoolean(1, &is_usage_stats_checked))
     NOTREACHED();
 
-  DCHECK(args->GetSize() == 2);
-
   if (!delegate_)
     return;
 
   delegate_->OnExit(accepted, is_usage_stats_checked);
 }
 
 }  // namespace chromeos