Adding <keygen> Content Setting (core)

chrome/browser/content_settings/tab_specific_content_settings.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/content_settings/tab_specific_content_settings.h"
 
 #include <list>
 
 #include "base/command_line.h"
 #include "base/lazy_instance.h"
@@ skipping 227 matching lines @@
       << "Geolocation settings handled by ContentSettingGeolocationImageModel";
   DCHECK_NE(CONTENT_SETTINGS_TYPE_NOTIFICATIONS, content_type)
       << "Notifications settings handled by "
       << "ContentSettingsNotificationsImageModel";
   DCHECK_NE(CONTENT_SETTINGS_TYPE_MEDIASTREAM, content_type)
       << "The Mediastream content setting is deprecated. "
       << "Call IsContentBlocked for camera and microphone settings instead.";
 
   if (content_type == CONTENT_SETTINGS_TYPE_IMAGES ||
       content_type == CONTENT_SETTINGS_TYPE_JAVASCRIPT ||
+      content_type == CONTENT_SETTINGS_TYPE_KEYGEN ||
       content_type == CONTENT_SETTINGS_TYPE_PLUGINS ||
       content_type == CONTENT_SETTINGS_TYPE_COOKIES ||
       content_type == CONTENT_SETTINGS_TYPE_POPUPS ||
       content_type == CONTENT_SETTINGS_TYPE_MIXEDSCRIPT ||
       content_type == CONTENT_SETTINGS_TYPE_MEDIASTREAM_MIC ||
       content_type == CONTENT_SETTINGS_TYPE_MEDIASTREAM_CAMERA ||
       content_type == CONTENT_SETTINGS_TYPE_PPAPI_BROKER ||
       content_type == CONTENT_SETTINGS_TYPE_AUTOMATIC_DOWNLOADS ||
       content_type == CONTENT_SETTINGS_TYPE_MIDI_SYSEX) {
     const auto& it = content_settings_status_.find(content_type);
@@ skipping 562 matching lines @@
 
 void TabSpecificContentSettings::GeolocationDidNavigate(
     const content::LoadCommittedDetails& details) {
   geolocation_usages_state_.DidNavigate(GetCommittedDetails(details));
 }
 
 void TabSpecificContentSettings::MidiDidNavigate(
     const content::LoadCommittedDetails& details) {
   midi_usages_state_.DidNavigate(GetCommittedDetails(details));
 }