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

content/browser/gpu/gpu_blacklist.h

Index: content/browser/gpu/gpu_blacklist.h
===================================================================
--- content/browser/gpu/gpu_blacklist.h	(revision 159378)
+++ content/browser/gpu/gpu_blacklist.h	(working copy)
@@ -360,6 +360,9 @@
     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);
@@ -409,6 +412,7 @@
     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_;