Update from https://crrev.com/314320

base/win/windows_version.cc

 // Copyright (c) 2012 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 "base/win/windows_version.h"
 
 #include <windows.h>
 
 #include "base/logging.h"
 #include "base/strings/utf_string_conversions.h"
@@ skipping 46 matching lines @@
         break;
       case 2:
         // Treat Windows Server 2012 the same as Windows 8.
         version_ = VERSION_WIN8;
         break;
       default:
         DCHECK_EQ(version_number_.minor, 3);
         version_ = VERSION_WIN8_1;
         break;
     }
+  } else if (version_number_.major == 10) {
+    version_ = VERSION_WIN10;
   } else if (version_number_.major > 6) {
     NOTREACHED();
     version_ = VERSION_WIN_LAST;
   }
   service_pack_.major = version_info.wServicePackMajor;
   service_pack_.minor = version_info.wServicePackMinor;
 
   SYSTEM_INFO system_info = { 0 };
   ::GetNativeSystemInfo(&system_info);
   switch (system_info.wProcessorArchitecture) {
     case PROCESSOR_ARCHITECTURE_INTEL: architecture_ = X86_ARCHITECTURE; break;
     case PROCESSOR_ARCHITECTURE_AMD64: architecture_ = X64_ARCHITECTURE; break;
     case PROCESSOR_ARCHITECTURE_IA64:  architecture_ = IA64_ARCHITECTURE; break;
   }
   processors_ = system_info.dwNumberOfProcessors;
   allocation_granularity_ = system_info.dwAllocationGranularity;
 
   GetProductInfoPtr get_product_info;
   DWORD os_type;
 
-  if (version_info.dwMajorVersion == 6) {
+  if (version_info.dwMajorVersion == 6 || version_info.dwMajorVersion == 10) {
     // Only present on Vista+.
     get_product_info = reinterpret_cast<GetProductInfoPtr>(
         ::GetProcAddress(::GetModuleHandle(L"kernel32.dll"), "GetProductInfo"));
 
     get_product_info(version_info.dwMajorVersion, version_info.dwMinorVersion,
                      0, 0, &os_type);
     switch (os_type) {
       case PRODUCT_CLUSTER_SERVER:
       case PRODUCT_DATACENTER_SERVER:
       case PRODUCT_DATACENTER_SERVER_CORE:
@@ skipping 69 matching lines @@
     return WOW64_UNKNOWN;
   return is_wow64 ? WOW64_ENABLED : WOW64_DISABLED;
 }
 
 Version GetVersion() {
   return OSInfo::GetInstance()->version();
 }
 
 }  // namespace win
 }  // namespace base