Specify some tests for 64-bit Windows 10.

tools/mb/mb_config.pyl

 # Copyright 2015 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.
 
 {
   # This is a map of buildbot master names -> buildbot builder names ->
   # config names (where each config name is a key in the 'configs' dict,
   # below). MB uses this dict to look up which config to use for a given bot.
   'masters': {
     # Take care when changing any of these builders to ensure that you do not
@@ skipping 538 matching lines @@
     'chromium.win': {
       'Win 7 Tests x64 (1)': 'tbd',
       'Win Builder': 'tbd',
       'Win Builder (dbg)': 'tbd',
       'Win x64 Builder': 'tbd',
       'Win x64 Builder (dbg)': 'tbd',
       'Win7 (32) Tests': 'tbd',
       'Win7 Tests (1)': 'tbd',
       'Win7 Tests (dbg)(1)': 'tbd',
 
+      # Test-only builder.
+      'Win10 Tests x64': 'none',
+
       # Windows bots take too long to link w/ full symbols and time out.
       'Win x64 GN (dbg)': 'gn_debug_bot_minimal_symbols',
       'Win x64 GN': 'gn_release_bot_minimal_symbols',
       'Win8 Aura': 'gn_release_bot_minimal_symbols_x86',
       'Win8 GN (dbg)': 'gn_debug_bot_minimal_symbols_x86',
     },
 
     'official.desktop': {
       'blimp-engine': 'gn_blimp_debug',
       'mac64': 'gyp_official',
@@ skipping 220 matching lines @@
       'winx64_10_perf_bisect': 'gyp_official_goma_minimal_symbols_x64',
       'winx64_10_perf_cq': 'gyp_official_goma_minimal_symbols_x64',
       'winx64_bisect_builder': 'gyp_official_goma_minimal_symbols_x64',
       'winx64_zen_perf_bisect': 'gyp_official_goma_minimal_symbols_x64',
       'winx64ati_perf_bisect': 'gyp_official_goma_minimal_symbols_x64',
       'winx64intel_perf_bisect': 'gyp_official_goma_minimal_symbols_x64',
       'winx64nvidia_perf_bisect': 'gyp_official_goma_minimal_symbols_x64',
     },
 
     'tryserver.chromium.win': {
-      'win10_chromium_rel_ng': 'tbd',
       'win_archive': 'tbd',
       'win_chromium_compile_dbg_ng': 'tbd',
       'win_chromium_compile_dbg_ng_exp': 'tbd',
       'win_chromium_compile_rel_ng': 'tbd',
       'win_chromium_dbg_ng': 'tbd',
       'win_chromium_rel_ng': 'tbd',
       'win_chromium_rel_ng_exp': 'tbd',
       'win_chromium_syzyasan_rel': 'tbd',
       'win_chromium_variable': 'tbd',
       'win_chromium_x64_rel_ng_exp': 'tbd',
       'win_clang_dbg': 'tbd',
       'win_clang_rel': 'tbd',
       'win_clang_x64_rel': 'tbd',
       'win_deterministic': 'tbd',
       'win_nacl_sdk': 'tbd',
       'win_nacl_sdk_build': 'tbd',
       'win_optional_gpu_tests_rel': 'tbd',
 
       'win8_chromium_gn_dbg': 'gn_debug_bot_minimal_symbols_x86',
       'win8_chromium_gn_upload': 'gn_release_bot_minimal_symbols_x86',
       'win8_chromium_ng': 'gn_release_trybot_x86',
       'win_chromium_clang_upload': 'gn_release_bot',
       'win_chromium_gn_x64_dbg': 'gn_debug_bot_minimal_symbols',
       'win_chromium_gn_x64_rel': 'gn_release_trybot',
       'win_chromium_x64_rel_ng': 'gn_release_trybot',
+      'win10_chromium_x64_rel_ng': 'gn_release_trybot',
       'win_clang_x64_dbg': 'win_clang_debug_bot',
       'win_pgo': 'gyp_official_winpgo',
     },
 
     'tryserver.v8': {
       'v8_android_chromium_gn_dbg': 'android_gn_debug_bot',
       'v8_linux_blink_rel': 'swarming_gn_release_trybot_minimal_symbols_x64',
       'v8_linux_chromium_gn_rel': 'gn_release_trybot',
     },
   },
@@ skipping 929 matching lines @@
       'gn_args': 'is_component_build=true enable_iterator_debugging=false',
       'gyp_defines': 'component=shared_library build_for_tool=drmemory',
     },
 
     'valgrind': {
       # TODO: add gn_args for 'build_for_tool=memcheck'
       'gyp_defines': 'build_for_tool=memcheck',
     }
   },
 }