Only use overlays on windows 10 anniversary update and later.

content/browser/gpu/gpu_data_manager_impl_private.cc

Index: content/browser/gpu/gpu_data_manager_impl_private.cc
diff --git a/content/browser/gpu/gpu_data_manager_impl_private.cc b/content/browser/gpu/gpu_data_manager_impl_private.cc
index 9dfd5469de31f54f8de5391493639f56251a51af..93efce0c868e6fd643b50e1bfad7fc87b9cc0b82 100644
--- a/content/browser/gpu/gpu_data_manager_impl_private.cc
+++ b/content/browser/gpu/gpu_data_manager_impl_private.cc
@@ -74,6 +74,7 @@ enum WinSubVersion {
   kWin8_1,
   kWin10,
   kWin10_TH2,
+  kWin10_R1,
   kNumWinSubVersions
 };
 
@@ -103,6 +104,9 @@ int GetGpuBlacklistHistogramValueWin(gpu::GpuFeatureStatus status) {
       case base::win::VERSION_WIN10_TH2:
         sub_version = kWin10_TH2;
         break;
+      case base::win::VERSION_WIN10_R1:
+        sub_version = kWin10_R1;
+        break;
     }
   }
   int entry_index = static_cast<int>(sub_version) * gpu::kGpuFeatureStatusMax;