Move Render(View|Widget)Host and associated classes to content namespace.

chrome/browser/ui/webui/html_dialog_ui.h

 // 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.
 
 #ifndef CHROME_BROWSER_UI_WEBUI_HTML_DIALOG_UI_H_
 #define CHROME_BROWSER_UI_WEBUI_HTML_DIALOG_UI_H_
 #pragma once
 
 #include <string>
 #include <vector>
@@ skipping 127 matching lines @@
 
   // Close the dialog, passing the specified arguments to the close handler.
   void CloseDialog(const base::ListValue* args);
 
   // Returns the PropertyBag accessor object used to write the delegate pointer
   // into the WebContents (see class-level comment above).
   static base::PropertyAccessor<HtmlDialogUIDelegate*>& GetPropertyAccessor();
 
  private:
   // WebUIController
-  virtual void RenderViewCreated(RenderViewHost* render_view_host) OVERRIDE;
+  virtual void RenderViewCreated(
+      content::RenderViewHost* render_view_host) OVERRIDE;
 
   // JS message handler.
   void OnDialogClosed(const base::ListValue* args);
 
   DISALLOW_COPY_AND_ASSIGN(HtmlDialogUI);
 };
 
 // Displays external URL contents inside a modal HTML dialog.
 //
 // Intended to be the place to collect the settings and lockdowns
 // necessary for running external UI components securely (e.g., the
 // cloud print dialog).
 class ExternalHtmlDialogUI : public HtmlDialogUI {
  public:
   explicit ExternalHtmlDialogUI(content::WebUI* web_ui);
   virtual ~ExternalHtmlDialogUI();
 };
 
 #endif  // CHROME_BROWSER_UI_WEBUI_HTML_DIALOG_UI_H_