Make it possible to blacklist gpu's based on the Windows experience index.

content/browser/gpu/gpu_data_manager.cc

Index: content/browser/gpu/gpu_data_manager.cc
===================================================================
--- content/browser/gpu/gpu_data_manager.cc	(revision 130192)
+++ content/browser/gpu/gpu_data_manager.cc	(working copy)
@@ -397,10 +397,6 @@
   return status;
 }
 
-GpuPerformanceStats GpuDataManager::GetPerformanceStats() const {
-  return GpuPerformanceStats::RetrieveGpuPerformanceStats();
-}
-
 std::string GpuDataManager::GetBlacklistVersion() const {
   GpuBlacklist* blacklist = GetGpuBlacklist();
   if (blacklist != NULL) {
@@ -565,6 +561,18 @@
   info->Set("basic_info", basic_info);
 
 #if defined(OS_WIN)
+  ListValue* perf_info = new ListValue();
+  perf_info->Append(NewDescriptionValuePair(
+      "Graphics",
+      base::StringPrintf("%.1f", gpu_info.performance_stats.graphics)));
+  perf_info->Append(NewDescriptionValuePair(
+      "Gaming",
+      base::StringPrintf("%.1f", gpu_info.performance_stats.gaming)));
+  perf_info->Append(NewDescriptionValuePair(
+      "Overall",
+      base::StringPrintf("%.1f", gpu_info.performance_stats.overall)));
+  info->Set("performance_info", perf_info);
+
   Value* dx_info;
   if (gpu_info().dx_diagnostics.children.size())
     dx_info = DxDiagNodeToList(gpu_info().dx_diagnostics);