Remove ToTWinLibcxx64 bot, src-side

Now that libc++ is always used on Windows, we don't need a dedicated bot
to monitor this configuration.

R=thakis@chromium.org

Bug: 801780
Change-Id: I98916f516cc5d06ef9180efec331be86bbae114b
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/2048007
Commit-Queue: Nico Weber <thakis@chromium.org>
Reviewed-by: Nico Weber <thakis@chromium.org>
Cr-Commit-Position: refs/heads/master@{#740371}

infra/config/buckets/ci.star

@@ -491,11 +491,6 @@ ci.clang_builder(
     os = os.WINDOWS_ANY,
 )
 
-ci.clang_builder(
-    name = 'ToTWinLibcxx64',
-    os = os.WINDOWS_ANY,
-)
-
 ci.clang_builder(
     name = 'UBSanVptr Linux',
     goma_backend = goma.backend.RBE_PROD,

infra/config/consoles/chromium.clang.star

@@ -143,11 +143,6 @@ luci.console_view(
             category = 'ToT Windows|x64',
             short_name = 'lto',
         ),
-        luci.console_view_entry(
-            builder = 'ci/ToTWinLibcxx64',
-            category = 'ToT Windows|x64',
-            short_name = 'cxx',
-        ),
         luci.console_view_entry(
             builder = 'ci/CrWinAsan',
             category = 'ToT Windows|Asan',

infra/config/generated/cr-buildbucket.cfg

@@ -4796,27 +4796,6 @@ buckets: <
       build_numbers: YES
       service_account: "chromium-ci-builder@chops-service-accounts.iam.gserviceaccount.com"
     >
-    builders: <
-      name: "ToTWinLibcxx64"
-      swarming_host: "chromium-swarm.appspot.com"
-      swarming_tags: "vpython:native-python-wrapper"
-      dimensions: "builderless:1"
-      dimensions: "cores:32"
-      dimensions: "cpu:x86-64"
-      dimensions: "os:Windows"
-      dimensions: "ssd:0"
-      recipe: <
-        name: "chromium"
-        cipd_package: "infra/recipe_bundles/chromium.googlesource.com/chromium/tools/build"
-        cipd_version: "refs/heads/master"
-        properties_j: "$kitchen:{\"devshell\":true,\"git_auth\":true}"
-        properties_j: "mastername:\"chromium.clang\""
-        properties_j: "perf_dashboard_machine_group:\"ChromiumClang\""
-      >
-      execution_timeout_secs: 43200
-      build_numbers: YES
-      service_account: "chromium-ci-builder@chops-service-accounts.iam.gserviceaccount.com"
-    >
     builders: <
       name: "ToTiOS"
       swarming_host: "chromium-swarm.appspot.com"

infra/config/generated/luci-milo.cfg

@@ -1806,11 +1806,6 @@ consoles: <
     category: "ToT Windows|x64"
     short_name: "lto"
   >
-  builders: <
-    name: "buildbucket/luci.chromium.ci/ToTWinLibcxx64"
-    category: "ToT Windows|x64"
-    short_name: "cxx"
-  >
   builders: <
     name: "buildbucket/luci.chromium.ci/CrWinAsan"
     category: "ToT Windows|Asan"

infra/config/generated/luci-scheduler.cfg

@@ -2517,15 +2517,6 @@ job: <
     builder: "ToTWinCFI64"
   >
 >
-job: <
-  id: "ToTWinLibcxx64"
-  acl_sets: "ci"
-  buildbucket: <
-    server: "cr-buildbucket.appspot.com"
-    bucket: "luci.chromium.ci"
-    builder: "ToTWinLibcxx64"
-  >
->
 job: <
   id: "ToTiOS"
   acl_sets: "ci"
@@ -6439,7 +6430,6 @@ trigger: <
   triggers: "ToTWinASanLibfuzzer"
   triggers: "ToTWinCFI"
   triggers: "ToTWinCFI64"
-  triggers: "ToTWinLibcxx64"
   triggers: "ToTiOS"
   triggers: "ToTiOSDevice"
   triggers: "UBSan Release"

testing/buildbot/test_suite_exceptions.pyl

@@ -1316,7 +1316,6 @@
       'ToTWin64(dll)',
       'ToTWinCFI',
       'ToTWinCFI64',
-      'ToTWinLibcxx64',
       'ToTWinThinLTO64',
     ],
   },

testing/buildbot/waterfalls.pyl

@@ -1121,12 +1121,6 @@
           'isolated_scripts': 'win_specific_isolated_scripts',
         },
       },
-      'ToTWinLibcxx64': {
-        'test_suites': {
-          'gtest_tests': 'chromium_win_gtests',
-          'isolated_scripts': 'win_specific_isolated_scripts',
-        },
-      },
       'ToTWinOfficial': {
         'test_suites': {
           'gtest_tests': 'chromium_win_gtests',

tools/mb/mb_config.pyl

@@ -145,7 +145,6 @@
       'ToTWinASanLibfuzzer': 'libfuzzer_windows_asan_clang_tot_release_bot',
       'ToTWinCFI': 'clang_tot_win_cfi_full_cfi_diag_thin_lto_release_static_dcheck_always_on_x86',
       'ToTWinCFI64': 'clang_tot_win_cfi_full_cfi_diag_thin_lto_release_static_dcheck_always_on',
-      'ToTWinLibcxx64': 'clang_tot_official_optimize_minimal_symbols_static_release_libcxx',
       'ToTWinThinLTO64': 'clang_tot_win_official_full_symbols_thin_lto_static',
       'ToTiOS': 'ios_error',
       'UBSanVptr Linux': 'ubsan_vptr_release_bot',
@@ -1466,10 +1465,6 @@
       'clang_tot', 'official', 'minimal_symbols', 'static', 'release', 'x86',
     ],
 
-    'clang_tot_official_optimize_minimal_symbols_static_release_libcxx': [
-      'clang_tot', 'official_optimize', 'minimal_symbols', 'static', 'release', 'libcxx',
-    ],
-
     'clang_tot_release_minimal_symbols_thin_lto_static': [
       'clang_tot', 'release', 'minimal_symbols', 'thin_lto', 'static',
     ],
@@ -2367,10 +2362,6 @@
       'gn_args': 'target_cpu="x64"',
     },
 
-    'libcxx': {
-      'gn_args': 'use_custom_libcxx=true',
-    },
-
     'libfuzzer': { 'gn_args': 'use_libfuzzer=true' },
 
     'link_jobs_32': {

tools/mb/mb_config_buckets.pyl

@@ -164,7 +164,6 @@
       'ToTWinASanLibfuzzer': 'libfuzzer_windows_asan_clang_tot_release_bot',
       'ToTWinCFI': 'clang_tot_win_cfi_full_cfi_diag_thin_lto_release_static_dcheck_always_on_x86',
       'ToTWinCFI64': 'clang_tot_win_cfi_full_cfi_diag_thin_lto_release_static_dcheck_always_on',
-      'ToTWinLibcxx64': 'clang_tot_official_optimize_minimal_symbols_static_release_libcxx',
       'ToTiOS': 'ios_error',
       'UBSan Release': 'ubsan_release_bot',
       'UBSan vptr Release': 'ubsan_vptr_release_bot',
@@ -2191,14 +2190,6 @@
       'x86',
       'dcheck_always_on'
     ],
-    'clang_tot_official_optimize_minimal_symbols_static_release_libcxx': [
-      'clang_tot',
-      'official_optimize',
-      'minimal_symbols',
-      'static',
-      'release',
-      'libcxx'
-    ],
     'clang_tot_release_minimal_symbols_thin_lto_static': [
       'clang_tot',
       'release',
@@ -3142,10 +3133,6 @@
       'gn_args': 'target_cpu="x64"'
     },
 
-    'libcxx': {
-      'gn_args': 'use_custom_libcxx=true'
-    },
-
     'libfuzzer': {
       'gn_args': 'use_libfuzzer=true'
     },