Convert asynchronous closure test in cr.ui framework to a browser test.

content/public/test/browser_test_utils.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 "content/public/test/browser_test_utils.h"
 
 #include "base/command_line.h"
 #include "base/json/json_reader.h"
 #include "base/path_service.h"
 #include "base/process_util.h"
@@ skipping 486 matching lines @@
 bool DOMMessageQueue::WaitForMessage(std::string* message) {
   if (message_queue_.empty()) {
     waiting_for_message_ = true;
     // This will be quit when a new message comes in.
     message_loop_runner_ = new MessageLoopRunner;
     message_loop_runner_->Run();
   }
   // The queue should not be empty, unless we were quit because of a timeout.
   if (message_queue_.empty())
     return false;
-  if (message)
+  if (message) {
     *message = message_queue_.front();
+    message_queue_.pop();

[sky, 2013/06/20 23:26:26]

Should the pop happen regardless of message being non-null?

[kevers, 2013/06/21 13:45:40]

Good catch. Fixed.

+  }
   return true;
 }
 
 }  // namespace content