Collect DirectX diagnostic information asynchronously....

chrome/gpu/gpu_info_collector_mac.mm

 // Copyright (c) 2006-2010 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/gpu/gpu_info_collector.h"
 #include "base/logging.h"
 #include "base/scoped_ptr.h"
 #include "base/string_piece.h"
 #include "base/sys_string_conversions.h"
 #include "app/gfx/gl/gl_bindings.h"
@@ skipping 145 matching lines @@
   // OpenGL doesn't have separate versions for pixel and vertex shader
   // languages, so we just pass the shader_version for both.
   gpu_info->SetGraphicsInfo(vendor_id,
                             device_id,
                             driver_version,
                             shader_version,
                             shader_version,
                             gl_version,
                             false);
 
+  gpu_info->SetProgress(GPUInfo::kComplete);
+
   return true;
 }
 
 }  // namespace gpu_info_collector