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

chrome/test/data/webui/chrome_send_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_TEST_DATA_WEBUI_CHROME_SEND_BROWSERTEST_H_
 #define CHROME_TEST_DATA_WEBUI_CHROME_SEND_BROWSERTEST_H_
 #pragma once
 
 #include "chrome/browser/ui/webui/web_ui_browsertest.h"
 #include "testing/gmock/include/gmock/gmock.h"
 
 // Test fixture for testing chrome.send. This class registers the "checkSend"
 // message, but should NOT receive it.
 class ChromeSendWebUITest : public WebUIBrowserTest {
  public:
   ChromeSendWebUITest();
   virtual ~ChromeSendWebUITest();
 
   // Mocked message handler class to register expects using gmock framework.
-  class ChromeSendWebUIMessageHandler : public WebUIMessageHandler {
+  class ChromeSendWebUIMessageHandler : public content::WebUIMessageHandler {
    public:
     ChromeSendWebUIMessageHandler();
     ~ChromeSendWebUIMessageHandler();
 
     MOCK_METHOD1(HandleCheckSend, void(const base::ListValue*));
 
    private:
     virtual void RegisterMessages() OVERRIDE;
   };
 
 
  protected:
   // Strict mock will fail when unexpected chrome.send messages are received.
   ::testing::StrictMock<ChromeSendWebUIMessageHandler> message_handler_;
 
  private:
-  virtual WebUIMessageHandler* GetMockMessageHandler() OVERRIDE;
+  virtual content::WebUIMessageHandler* GetMockMessageHandler() OVERRIDE;
 
   DISALLOW_COPY_AND_ASSIGN(ChromeSendWebUITest);
 };
 
 // Test fixture for verifying chrome.send messages are passed through. This
 // class DOES expect to receive the "checkSend" message.
 class ChromeSendPassthroughWebUITest : public ChromeSendWebUITest {
  public:
   ChromeSendPassthroughWebUITest();
   virtual ~ChromeSendPassthroughWebUITest();
 
  private:
   virtual void SetUpOnMainThread() OVERRIDE;
 
   DISALLOW_COPY_AND_ASSIGN(ChromeSendPassthroughWebUITest);
 };
 
 #endif  // CHROME_TEST_DATA_WEBUI_CHROME_SEND_BROWSERTEST_H_