Fix for the InstallFlowTest failures seen on the chrome frame IE6 builder. Th...

chrome_frame/chrome_frame_activex.cc

 // Copyright (c) 2010 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.
 
 #include "chrome_frame/chrome_frame_activex.h"
 
 #include <wininet.h>
 
 #include <algorithm>
 #include <map>
@@ skipping 673 matching lines @@
 
   hr = bho->SetSite(web_browser2);
   if (FAILED(hr)) {
     NOTREACHED() << "ChromeFrame BHO SetSite failed. Error:"
                  << base::StringPrintf(" 0x%08X", hr);
     return hr;
   }
 
   web_browser2->PutProperty(base::win::ScopedBstr(bho_class_id_as_string),
                             base::win::ScopedVariant(bho));
-  return S_OK;
+
+  hr = UrlMkSetSessionOption(URLMON_OPTION_USERAGENT_REFRESH, NULL, 0, 0);
+  if (FAILED(hr)) {
+    DLOG(ERROR) << "Failed to refresh user agent string from registry. "
+                << "UrlMkSetSessionOption returned "
+                << base::StringPrintf("0x%08x", hr);
+  }
+  return hr;
 }