WebUI: Change more references to WebUI in dom_ui directory.

chrome/browser/dom_ui/web_ui_handler_browsertest.h

 // 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.
 
-#ifndef CHROME_BROWSER_DOM_UI_DOM_UI_HANDLER_BROWSERTEST_H_
-#define CHROME_BROWSER_DOM_UI_DOM_UI_HANDLER_BROWSERTEST_H_
+#ifndef CHROME_BROWSER_DOM_UI_WEB_UI_HANDLER_BROWSERTEST_H_
+#define CHROME_BROWSER_DOM_UI_WEB_UI_HANDLER_BROWSERTEST_H_
 #pragma once
 
 #include <string>
 
 #include "chrome/browser/dom_ui/web_ui.h"
 
 // This class registers test framework specific handlers on WebUI objects.
-class DOMUITestHandler : public WebUIMessageHandler {
+class WebUIHandlerBrowserTest : public WebUIMessageHandler {
  public:
   // Executes a string of javascript.  Returns pass fail.
   bool Execute(const std::string& js_test);
 
  protected:
   // WebUI handlers which deliver results to any waiting message loops.
   // |args| is currently ignored.
   void HandlePass(const ListValue* args);
   void HandleFail(const ListValue* args);
 
   // WebUIMessageHandler overrides.
   // Add test handlers to the current WebUI object.
   virtual void RegisterMessages();
 
  private:
   // Runs a message loop until test finishes.  Returns the result of the test.
   bool WaitForResult();
 
   // Pass fail result of current tests.
   bool test_succeeded_;
 
   // Waiting for a test to finish.
   bool is_waiting_;
 };
 
-#endif  // CHROME_BROWSER_DOM_UI_DOM_UI_HANDLER_BROWSERTEST_H_
+#endif  // CHROME_BROWSER_DOM_UI_WEB_UI_HANDLER_BROWSERTEST_H_