Preview CL for adding an Infobar facility to Google Chrome Frame....

chrome_frame/bho.h

 // Copyright (c) 2009 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_FRAME_BHO_H_
 #define CHROME_FRAME_BHO_H_
 
 #include <atlbase.h>
 #include <atlcom.h>
 #include <deletebrowsinghistory.h>
 #include <exdisp.h>
 #include <exdispid.h>
 #include <mshtml.h>
 #include <shdeprecated.h>
 
 #include <string>
 
 #include "chrome_tab.h"  // NOLINT
 #include "chrome_frame/delete_chrome_history.h"
+#include "chrome_frame/infobar_manager.h"
 #include "chrome_frame/resource.h"
 #include "chrome_frame/urlmon_moniker.h"
 #include "chrome_frame/urlmon_url_request.h"
 #include "grit/chrome_frame_resources.h"
 
 class DeleteChromeHistory;
+class InfobarManager;
 
 class PatchHelper {
  public:
   enum State { UNKNOWN, PATCH_IBROWSER, PATCH_PROTOCOL, PATCH_MONIKER };
   PatchHelper() : state_(UNKNOWN) {
   }
 
   State state() const {
     return state_;
   }
@@ skipping 77 matching lines @@
   // COM_INTERFACE_ENTRY_CACHED_TEAR_OFF manages the raw pointer from CComPtr
   // which ScopedComPtr doesn't expose.
   CComPtr<IUnknown> delete_chrome_history_;
 
  protected:
   bool PatchProtocolHandler(const CLSID& handler_clsid);
 
   static _ATL_FUNC_INFO kBeforeNavigate2Info;
   static _ATL_FUNC_INFO kNavigateComplete2Info;
   static _ATL_FUNC_INFO kDocumentCompleteInfo;
+
+private:
+  scoped_ptr<InfobarManager> infobar_manager_;
 };
 
 #endif  // CHROME_FRAME_BHO_H_