Add enum entry for Windows 10 RS2 (Creators Update)

gpu/ipc/service/direct_composition_surface_win.cc

 // Copyright 2017 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.
 
 #include "gpu/ipc/service/direct_composition_surface_win.h"
 
 #include <d3d11_1.h>
 #include <dcomptypes.h>
 
 #include <deque>
@@ skipping 100 matching lines @@
     return false;
 
   base::CommandLine* command_line = base::CommandLine::ForCurrentProcess();
   if (command_line->HasSwitch(switches::kEnableDirectCompositionLayers))
     return true;
   if (command_line->HasSwitch(switches::kDisableDirectCompositionLayers))
     return false;
 
   // Before Windows 10 Anniversary Update (Redstone 1), overlay planes
   // wouldn't be assigned to non-UWP apps.
-  if (base::win::GetVersion() < base::win::VERSION_WIN10_R1)
+  if (base::win::GetVersion() < base::win::VERSION_WIN10_RS1)
     return false;
 
   base::win::ScopedComPtr<ID3D11Device> d3d11_device =
       gl::QueryD3D11DeviceObjectFromANGLE();
   if (!d3d11_device) {
     DLOG(ERROR) << "Failing to create overlay swapchain because couldn't "
                    "retrieve D3D11 device from ANGLE.";
     return false;
   }
 
@@ skipping 1148 matching lines @@
 DirectCompositionSurfaceWin::GetWindowTaskRunnerForTesting() {
   return child_window_.GetTaskRunnerForTesting();
 }
 
 base::win::ScopedComPtr<IDXGISwapChain1>
 DirectCompositionSurfaceWin::GetLayerSwapChainForTesting(size_t index) const {
   return layer_tree_->GetLayerSwapChainForTesting(index);
 }
 
 }  // namespace gpu