More aggressive IO asserts in content_browsertests.

content/public/test/content_browser_test.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 "content/public/test/content_browser_test.h"
 
 #include "base/command_line.h"
 #include "base/files/file_path.h"
 #include "base/logging.h"
 #include "base/message_loop/message_loop.h"
 #include "base/path_service.h"
+#include "base/threading/thread_restrictions.h"
 #include "build/build_config.h"
 #include "content/public/browser/render_process_host.h"
 #include "content/public/common/content_paths.h"
 #include "content/public/common/content_switches.h"
 #include "content/public/common/url_constants.h"
 #include "content/shell/browser/shell.h"
 #include "content/shell/browser/shell_browser_context.h"
 #include "content/shell/browser/shell_content_browser_client.h"
 #include "content/shell/common/shell_switches.h"
 #include "content/shell/renderer/layout_test/layout_test_content_renderer_client.h"
@@ skipping 102 matching lines @@
 
   // Pump startup related events.
   base::MessageLoopForUI::current()->RunUntilIdle();
 
 #if defined(OS_MACOSX)
   pool.Recycle();
 #endif
 
   SetUpOnMainThread();
 
+  bool old_io_allowed_value = base::ThreadRestrictions::SetIOAllowed(false);
   RunTestOnMainThread();
+  base::ThreadRestrictions::SetIOAllowed(old_io_allowed_value);
 
   TearDownOnMainThread();
 #if defined(OS_MACOSX)
   pool.Recycle();
 #endif
 
   for (RenderProcessHost::iterator i(RenderProcessHost::AllHostsIterator());
        !i.IsAtEnd(); i.Advance()) {
     i.GetCurrentValue()->FastShutdownIfPossible();
   }
@@ skipping 11 matching lines @@
 
 Shell* ContentBrowserTest::CreateOffTheRecordBrowser() {
   return Shell::CreateNewWindow(
       ShellContentBrowserClient::Get()->off_the_record_browser_context(),
       GURL(url::kAboutBlankURL),
       NULL,
       gfx::Size());
 }
 
 }  // namespace content