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

content/browser/tab_contents/web_drag_source_win.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 CONTENT_BROWSER_TAB_CONTENTS_WEB_DRAG_SOURCE_WIN_H_
 #define CONTENT_BROWSER_TAB_CONTENTS_WEB_DRAG_SOURCE_WIN_H_
 #pragma once
 
 #include "base/basictypes.h"
 #include "content/public/browser/notification_observer.h"
 #include "content/public/browser/notification_registrar.h"
 #include "ui/base/dragdrop/drag_source.h"
 #include "ui/gfx/native_widget_types.h"
 #include "ui/gfx/point.h"
 
+namespace content {
 class RenderViewHost;
-
-namespace content {
 class WebContents;
 }
 
 // An IDropSource implementation for a TabContents. Handles notifications sent
 // by an active drag-drop operation as the user mouses over other drop targets
 // on their system. This object tells Windows whether or not the drag should
 // continue, and supplies the appropriate cursors.
 class WebDragSource : public ui::DragSource,
                       public content::NotificationObserver {
  public:
@@ skipping 22 matching lines @@
   // OnDragSourceDrop schedules its main work to be done after IDropTarget::Drop
   // by posting a task to this function.
   void DelayedOnDragSourceDrop();
 
   // Keep a reference to the window so we can translate the cursor position.
   gfx::NativeWindow source_wnd_;
 
   // We use this as a channel to the renderer to tell it about various drag
   // drop events that it needs to know about (such as when a drag operation it
   // initiated terminates).
-  RenderViewHost* render_view_host_;
+  content::RenderViewHost* render_view_host_;
 
   content::NotificationRegistrar registrar_;
 
   DWORD effect_;
 
   DISALLOW_COPY_AND_ASSIGN(WebDragSource);
 };
 
 #endif  // CONTENT_BROWSER_TAB_CONTENTS_WEB_DRAG_SOURCE_WIN_H_