Change ExecuteJavaScript* helper functions in browser_test_utils.{h,cc}

chrome/browser/tab_contents/view_source_browsertest.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 "base/utf_string_conversions.h"
 #include "chrome/app/chrome_command_ids.h"
 #include "chrome/browser/ui/browser.h"
 #include "chrome/browser/ui/browser_commands.h"
 #include "chrome/browser/ui/browser_tabstrip.h"
 #include "chrome/common/url_constants.h"
@@ skipping 89 matching lines @@
   content::WindowedNotificationObserver observer(
       content::NOTIFICATION_LOAD_STOP,
       content::NotificationService::AllSources());
   ui_test_utils::NavigateToURL(browser(), url_viewsource);
   observer.Wait();
 
   content::RenderViewHost* rvh =
       chrome::GetWebContentsAt(browser(), 0)->GetRenderViewHost();
 
   ASSERT_TRUE(
-      content::ExecuteJavaScript(rvh,
-                                 L"",
-                                 L"window.location.reload();"));
+      content::ExecuteJavaScript(rvh, "", "window.location.reload();"));
 
   content::WindowedNotificationObserver observer2(
       content::NOTIFICATION_LOAD_STOP,
       content::NotificationService::AllSources());
   observer2.Wait();
   ASSERT_TRUE(chrome::GetWebContentsAt(browser(), 0)->GetController().
                   GetActiveEntry()->IsViewSourceMode());
 }