Fix integration tests in src/chrome and src/extensions so that we can turn on IO thread checks wi...

chrome/browser/ui/browser_focus_uitest.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 <stddef.h>
 
 #include "base/bind.h"
 #include "base/files/file_util.h"
 #include "base/format_macros.h"
 #include "base/location.h"
 #include "base/macros.h"
 #include "base/message_loop/message_loop.h"
 #include "base/path_service.h"
 #include "base/single_thread_task_runner.h"
 #include "base/strings/stringprintf.h"
 #include "base/strings/utf_string_conversions.h"
+#include "base/threading/thread_restrictions.h"
 #include "base/threading/thread_task_runner_handle.h"
 #include "build/build_config.h"
 #include "chrome/browser/chrome_notification_types.h"
 #include "chrome/browser/ui/browser.h"
 #include "chrome/browser/ui/browser_commands.h"
 #include "chrome/browser/ui/browser_navigator_params.h"
 #include "chrome/browser/ui/browser_tabstrip.h"
 #include "chrome/browser/ui/browser_window.h"
 #include "chrome/browser/ui/chrome_pages.h"
 #include "chrome/browser/ui/find_bar/find_bar_host_unittest_util.h"
@@ skipping 145 matching lines @@
             content::NotificationService::AllSources()));
       }
     }
   }
 };
 
 // A test interstitial page with typical HTML contents.
 class TestInterstitialPage : public content::InterstitialPageDelegate {
  public:
   explicit TestInterstitialPage(WebContents* tab) {
+    base::ThreadRestrictions::ScopedAllowIO allow_io;
     base::FilePath file_path;
     bool success = PathService::Get(chrome::DIR_TEST_DATA, &file_path);
     EXPECT_TRUE(success);
     file_path = file_path.AppendASCII("focus/typical_page.html");
     success = base::ReadFileToString(file_path, &html_contents_);
     EXPECT_TRUE(success);
     interstitial_page_ = content::InterstitialPage::Create(
         tab, true, GURL("http://interstitial.com"), this);
 
     // Show the interstitial and delay return until it has attached.
@@ skipping 573 matching lines @@
   // omnibox focus, since the navigation occurred in a different tab.  Otherwise
   // the focus may scroll the origin out of view, making a spoof possible.
   const std::string go_back_script = "window.opener.history.back();";
   content::TestNavigationObserver back_observer(opener_web_contents);
   ASSERT_TRUE(content::ExecuteScript(new_web_contents, go_back_script));
   back_observer.Wait();
   EXPECT_FALSE(IsViewFocused(VIEW_ID_OMNIBOX));
 }
 
 }  // namespace