Browser Plugin: Rename old colliding files to old_*.

content/browser/browser_plugin/old/browser_plugin_host_helper.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 CONTENT_BROWSER_BROWSER_PLUGIN_OLD_BROWSER_PLUGIN_HOST_HELPER_H__
-#define CONTENT_BROWSER_BROWSER_PLUGIN_OLD_BROWSER_PLUGIN_HOST_HELPER_H__
-
-#include <string>
-
-#include "base/compiler_specific.h"
-#include "content/public/browser/render_view_host_observer.h"
-#include "ipc/ipc_channel_handle.h"
-
-namespace gfx {
-class Size;
-}
-
-namespace content {
-namespace old {
-
-class BrowserPluginHost;
-
-// This class acts as a plumber helper for BrowserPluginHost. A lot
-// of messages coming from guests need to know the guest's RenderViewHost.
-// BrowserPluginHostHelper handles BrowserPluginHost messages and relays
-// them with their associated RenderViewHosts to BrowserPluginHost where they
-// will be handled.
-class BrowserPluginHostHelper : public RenderViewHostObserver {
- public:
-  BrowserPluginHostHelper(BrowserPluginHost* browser_plugin_host,
-                          RenderViewHost* render_view_host);
-  virtual ~BrowserPluginHostHelper();
-
- private:
-  void OnConnectToChannel(const IPC::ChannelHandle& channel_handle);
-  void OnNavigateGuestFromEmbedder(int container_instance_id,
-                                   long long frame_id,
-                                   const std::string& src);
-  void OnResizeGuest(int width, int height);
-
-  // RenderViewHostObserver implementation.
-  virtual bool OnMessageReceived(const IPC::Message& message) OVERRIDE;
-
-  BrowserPluginHost* browser_plugin_host_;
-
-  DISALLOW_COPY_AND_ASSIGN(BrowserPluginHostHelper);
-};
-
-}  // namespace old
-}  // namespace content
-
-#endif  // CONTENT_BROWSER_BROWSER_PLUGIN_OLD_BROWSER_PLUGIN_HOST_HELPER_H__
-