Adding SSL Max Version flag to chrome://flags.

chrome/browser/about_flags.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 "chrome/browser/about_flags.h"
 
 #include <iterator>
 #include <map>
 #include <set>
 #include <utility>
@@ skipping 35 matching lines @@
 #include "components/network_session_configurator/switches.h"
 #include "components/ntp_snippets/ntp_snippets_constants.h"
 #include "components/ntp_tiles/switches.h"
 #include "components/offline_pages/offline_page_feature.h"
 #include "components/omnibox/browser/omnibox_switches.h"
 #include "components/password_manager/core/common/password_manager_features.h"
 #include "components/proximity_auth/switches.h"
 #include "components/search/search_switches.h"
 #include "components/security_state/switches.h"
 #include "components/signin/core/common/signin_switches.h"
+#include "components/ssl_config/ssl_config_prefs.h"
 #include "components/sync_driver/sync_driver_switches.h"
 #include "components/tracing/common/tracing_switches.h"
 #include "components/translate/core/browser/translate_prefs.h"
 #include "components/version_info/version_info.h"
 #include "content/public/browser/user_metrics.h"
 #include "content/public/common/content_features.h"
 #include "content/public/common/content_switches.h"
 #include "content/public/common/feature_h264_with_openh264_ffmpeg.h"
 #include "content/public/common/features.h"
 #include "gin/public/gin_features.h"
@@ skipping 518 matching lines @@
      switches::kEnableWebFontsInterventionV2,
      switches::kEnableWebFontsInterventionV2SwitchValueEnabledWith2G},
     {IDS_FLAGS_ENABLE_WEBFONTS_INTERVENTION_V2_CHOICE_ENABLED_WITH_SLOW2G,
      switches::kEnableWebFontsInterventionV2,
      switches::kEnableWebFontsInterventionV2SwitchValueEnabledWithSlow2G},
     {IDS_FLAGS_ENABLE_WEBFONTS_INTERVENTION_V2_CHOICE_DISABLED,
      switches::kEnableWebFontsInterventionV2,
      switches::kEnableWebFontsInterventionV2SwitchValueDisabled},
 };
 
+const FeatureEntry::Choice kSSLVersionMaxChoices[] = {
+    {IDS_GENERIC_EXPERIMENT_CHOICE_DEFAULT, "", "" },
+    {IDS_FLAGS_SSL_VERSION_MAX_TLS12, ssl_config::prefs::kSSLVersionMax,
+      "tls1.2"},
+    {IDS_FLAGS_SSL_VERSION_MAX_TLS13, ssl_config::prefs::kSSLVersionMax,
+      "tls1.3"},
+};
+
 // RECORDING USER METRICS FOR FLAGS:
 // -----------------------------------------------------------------------------
 // The first line of the entry is the internal name. If you'd like to gather
 // statistics about the usage of your flag, you should append a marker comment
 // to the end of the feature name, like so:
 //   "my-special-feature",  // FLAGS:RECORD_UMA
 //
 // After doing that, run
 //   tools/metrics/actions/extract_actions.py
 // to add the metric to actions.xml (which will enable UMA to record your
@@ skipping 1186 matching lines @@
      IDS_FLAGS_ENABLE_WEBFONTS_INTERVENTION_NAME,
      IDS_FLAGS_ENABLE_WEBFONTS_INTERVENTION_DESCRIPTION, kOsAll,
      MULTI_VALUE_TYPE(kEnableWebFontsInterventionV2Choices)},
     {"enable-webfonts-intervention-trigger",
      IDS_FLAGS_ENABLE_WEBFONTS_INTERVENTION_TRIGGER_NAME,
      IDS_FLAGS_ENABLE_WEBFONTS_INTERVENTION_TRIGGER_DESCRIPTION, kOsAll,
      SINGLE_VALUE_TYPE(switches::kEnableWebFontsInterventionTrigger)},
     {"enable-grouped-history", IDS_FLAGS_ENABLE_GROUPED_HISTORY_NAME,
      IDS_FLAGS_ENABLE_GROUPED_HISTORY_DESCRIPTION, kOsDesktop,
      SINGLE_VALUE_TYPE(switches::kHistoryEnableGroupByDomain)},
+    {"ssl-version-max", IDS_FLAGS_SSL_VERSION_MAX_NAME,
+     IDS_FLAGS_SSL_VERSION_MAX_DESCRIPTION, kOsAll,
+     MULTI_VALUE_TYPE(kSSLVersionMaxChoices)},
     {"enable-token-binding", IDS_FLAGS_ENABLE_TOKEN_BINDING_NAME,
      IDS_FLAGS_ENABLE_TOKEN_BINDING_DESCRIPTION, kOsAll,
      FEATURE_VALUE_TYPE(features::kTokenBinding)},
     {"enable-scroll-anchoring", IDS_FLAGS_ENABLE_SCROLL_ANCHORING_NAME,
      IDS_FLAGS_ENABLE_SCROLL_ANCHORING_DESCRIPTION, kOsAll,
      FEATURE_VALUE_TYPE(features::kScrollAnchoring)},
     {"disable-audio-support-for-desktop-share",
      IDS_FLAG_DISABLE_AUDIO_FOR_DESKTOP_SHARE,
      IDS_FLAG_DISABLE_AUDIO_FOR_DESKTOP_SHARE_DESCRIPTION, kOsAll,
      SINGLE_VALUE_TYPE(switches::kDisableAudioSupportForDesktopShare)},
@@ skipping 333 matching lines @@
 const base::HistogramBase::Sample kBadSwitchFormatHistogramId = 0;
 
 const FeatureEntry* GetFeatureEntries(size_t* count) {
   *count = arraysize(kFeatureEntries);
   return kFeatureEntries;
 }
 
 }  // namespace testing
 
 }  // namespace about_flags