Use the cpuid instruction to generate the CPU brand string. And

content/browser/gpu/gpu_blacklist.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_GPU_GPU_BLACKLIST_H_
 #define CONTENT_BROWSER_GPU_GPU_BLACKLIST_H_
 
 #include <string>
 #include <vector>
 
@@ skipping 342 matching lines @@
     bool SetDriverDateInfo(const std::string& date_op,
                            const std::string& date_string,
                            const std::string& date_string2);
 
     bool SetGLVendorInfo(const std::string& vendor_op,
                          const std::string& vendor_value);
 
     bool SetGLRendererInfo(const std::string& renderer_op,
                            const std::string& renderer_value);
 
+    bool SetCpuInfo(const std::string& cpu_op,

[Zhenyao Mo, 2012/10/01 19:04:33]

SetCpuBrand is better

+                           const std::string& cpu_value);

[Zhenyao Mo, 2012/10/01 19:04:33]

too many spaces

+
     bool SetPerfGraphicsInfo(const std::string& op,
                              const std::string& float_string,
                              const std::string& float_string2);
 
     bool SetPerfGamingInfo(const std::string& op,
                            const std::string& float_string,
                            const std::string& float_string2);
 
     bool SetPerfOverallInfo(const std::string& op,
                             const std::string& float_string,
@@ skipping 29 matching lines @@
     scoped_ptr<OsInfo> os_info_;
     uint32 vendor_id_;
     std::vector<uint32> device_id_list_;
     MultiGpuStyle multi_gpu_style_;
     MultiGpuCategory multi_gpu_category_;
     scoped_ptr<StringInfo> driver_vendor_info_;
     scoped_ptr<VersionInfo> driver_version_info_;
     scoped_ptr<VersionInfo> driver_date_info_;
     scoped_ptr<StringInfo> gl_vendor_info_;
     scoped_ptr<StringInfo> gl_renderer_info_;
+    scoped_ptr<StringInfo> cpu_info_;

[Zhenyao Mo, 2012/10/01 19:04:33]

cpu_brand_

     scoped_ptr<FloatInfo> perf_graphics_info_;
     scoped_ptr<FloatInfo> perf_gaming_info_;
     scoped_ptr<FloatInfo> perf_overall_info_;
     scoped_ptr<MachineModelInfo> machine_model_info_;
     scoped_ptr<IntInfo> gpu_count_info_;
     Decision decision_;
     std::vector<ScopedGpuBlacklistEntry> exceptions_;
     bool contains_unknown_fields_;
     bool contains_unknown_features_;
   };
@@ skipping 41 matching lines @@
   bool contains_unknown_fields_;
 
   std::string current_machine_model_name_;
   scoped_ptr<Version> current_machine_model_version_;
 
   DISALLOW_COPY_AND_ASSIGN(GpuBlacklist);
 };
 
 #endif  // CONTENT_BROWSER_GPU_GPU_BLACKLIST_H_