Move WebUIMessageHandler to its own file in the public directory and put it in the content namesp...

chrome/browser/ui/webui/web_ui_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_UI_WEBUI_WEB_UI_BROWSERTEST_H_
 #define CHROME_BROWSER_UI_WEBUI_WEB_UI_BROWSERTEST_H_
 #pragma once
 
 #include <string>
 
 #include "base/file_path.h"
 #include "base/string16.h"
 #include "chrome/browser/ui/webui/web_ui_test_handler.h"
 #include "chrome/test/base/in_process_browser_test.h"
 #include "content/test/js_injection_ready_observer.h"
 #include "content/test/test_navigation_observer.h"
 
 class RenderViewHost;
-class WebUIMessageHandler;
 
 namespace base {
 class Value;
 }
 
+namespace content {
+class WebUIMessageHandler;
+}
+
 // This macro simplifies the declaration of simple javascript unit tests.
 // Use:
 //   WEB_UI_UNITTEST_F(MyWebUIPageTest, myJavascriptUnittest);
 #define WEB_UI_UNITTEST_F(x, y) \
   IN_PROC_BROWSER_TEST_F(x, y) { \
     ASSERT_TRUE(RunJavascriptTest(#y)); \
   }
 
 // The runner of WebUI javascript based tests.
 // See chrome/test/data/webui/test_api.js for the javascript side test API's.
@@ skipping 92 matching lines @@
   // Set up test path & override for |kDummyURL|.
   virtual void SetUpInProcessBrowserTestFixture() OVERRIDE;
 
   // Tear down override for |kDummyURL|.
   virtual void TearDownInProcessBrowserTestFixture() OVERRIDE;
 
   // Set a WebUI instance to run tests on.
   void SetWebUIInstance(WebUI* web_ui);
 
   // Returns a mock WebUI object under test (if any).
-  virtual WebUIMessageHandler* GetMockMessageHandler();
+  virtual content::WebUIMessageHandler* GetMockMessageHandler();
 
   // Returns a file:// GURL constructed from |path| inside the test data dir for
   // webui tests.
   static GURL WebUITestDataPathToURL(const FilePath::StringType& path);
 
  private:
   // JsInjectionReadyObserver implementation.
   virtual void OnJsInjectionReady(RenderViewHost* render_view_host) OVERRIDE;
 
   // Builds a string containing all added javascript libraries.
@@ skipping 41 matching lines @@
   // PreloadJavascriptLibraries().
   std::string preload_test_fixture_;
   std::string preload_test_name_;
 
   // When this is non-NULL, this is The WebUI instance used for testing.
   // Otherwise the selected tab's web_ui is used.
   WebUI* override_selected_web_ui_;
 };
 
 #endif  // CHROME_BROWSER_UI_WEBUI_WEB_UI_BROWSERTEST_H_