linux: don't always print dlopen errors from LoadNativeLibrary

content/plugin/plugin_thread.cc

-// Copyright (c) 2010 The Chromium Authors. All rights reserved.
+// 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.
 
 #include "content/plugin/plugin_thread.h"
 
 #include "build/build_config.h"
 
 #if defined(USE_X11)
 #include <gtk/gtk.h>
 #elif defined(OS_MACOSX)
@@ skipping 55 matching lines @@
     // environment variable!  So set it again.
     setenv("GDK_NATIVE_WINDOWS", "1", 1);
   }
 
   ui::SetDefaultX11ErrorHandlers();
 #endif
 
   PatchNPNFunctions();
 
   // Preload the library to avoid loading, unloading then reloading
-  preloaded_plugin_module_ = base::LoadNativeLibrary(plugin_path_);
+  preloaded_plugin_module_ = base::LoadNativeLibrary(plugin_path_, NULL);
 
   scoped_refptr<webkit::npapi::PluginLib> plugin(
       webkit::npapi::PluginLib::CreatePluginLib(plugin_path_));
   if (plugin.get())
     plugin->NP_Initialize();
 
   content::GetContentClient()->plugin()->PluginProcessStarted(
       plugin.get() ? plugin->plugin_info().name : string16());
 
   // Certain plugins, such as flash, steal the unhandled exception filter
@@ skipping 96 matching lines @@
   bool result = ChildThread::current()->Send(
       new ChildProcessHostMsg_ResolveProxy(url, &net_error, &proxy_result));
   if (!result || net_error != net::OK)
     return false;
 
   *proxy_list = proxy_result;
   return true;
 }
 
 }  // namespace webkit_glue