Fix machine_model behaviors in gpu blacklist.

gpu/config/gpu_info.cc

Index: gpu/config/gpu_info.cc
diff --git a/gpu/config/gpu_info.cc b/gpu/config/gpu_info.cc
index 0b5c4870ea9836bcba047b7826f34bbfa347a245..4734a5b14846c1a8586dfcc289fe72c24b795856 100644
--- a/gpu/config/gpu_info.cc
+++ b/gpu/config/gpu_info.cc
@@ -60,7 +60,8 @@ void GPUInfo::EnumerateFields(Enumerator* enumerator) const {
     std::string driver_date;
     std::string pixel_shader_version;
     std::string vertex_shader_version;
-    std::string machine_model;
+    std::string machine_model_name;
+    std::string machine_model_version;
     std::string gl_version;
     std::string gl_version_string;
     std::string gl_vendor;
@@ -88,7 +89,8 @@ void GPUInfo::EnumerateFields(Enumerator* enumerator) const {
       Fields_Have_Changed_In_GPUInfo_So_Update_Below);
 
   // Required fields (according to DevTools protocol) first.
-  enumerator->AddString("machineModel", machine_model);
+  enumerator->AddString("machineModelName", machine_model_name);
+  enumerator->AddString("machineModelVersion", machine_model_version);
   EnumerateGPUDevice(enumerator, gpu);
   for (size_t ii = 0; ii < secondary_gpus.size(); ++ii) {
     EnumerateGPUDevice(enumerator, secondary_gpus[ii]);