layout test local state

content/shell/shell_browser_main.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/shell/shell_browser_main.h"
 
 #include <iostream>
 
 #include "base/command_line.h"
 #include "base/file_util.h"
@@ skipping 153 matching lines @@
     std::cout << "#READY\n";
     std::cout.flush();
 #endif
 
     while (GetNextTest(args, &command_line_position, &test_string)) {
       if (test_string.empty())
         continue;
       if (test_string == "QUIT")
         break;
 
+      base::MessageLoop::current()->RunUntilIdle();
+
       bool enable_pixel_dumps;
       std::string pixel_hash;
       base::FilePath cwd;
       GURL test_url = GetURLForLayoutTest(
           test_string, &cwd, &enable_pixel_dumps, &pixel_hash);
       if (!content::WebKitTestController::Get()->PrepareForLayoutTest(
               test_url, cwd, enable_pixel_dumps, pixel_hash)) {
         break;
       }
 
@@ skipping 21 matching lines @@
 
 #if !defined(OS_ANDROID)
   if (!layout_test_mode)
     exit_code = main_runner->Run();
 
   main_runner->Shutdown();
 #endif
 
   return exit_code;
 }