Add a feature which, when enabled, blocks permissions after X prompt dismissals.

components/content_settings/core/browser/website_settings_registry.cc

 // 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.
 
 #include "components/content_settings/core/browser/website_settings_registry.h"
 
 #include <utility>
 
 #include "base/logging.h"
 #include "base/memory/ptr_util.h"
@@ skipping 121 matching lines @@
   Register(CONTENT_SETTINGS_TYPE_SITE_ENGAGEMENT, "site-engagement", nullptr,
            WebsiteSettingsInfo::UNSYNCABLE, WebsiteSettingsInfo::LOSSY,
            WebsiteSettingsInfo::REQUESTING_ORIGIN_ONLY_SCOPE,
            DESKTOP | PLATFORM_ANDROID,
            WebsiteSettingsInfo::INHERIT_IN_INCOGNITO);
   Register(CONTENT_SETTINGS_TYPE_USB_CHOOSER_DATA, "usb-chooser-data", nullptr,
            WebsiteSettingsInfo::UNSYNCABLE, WebsiteSettingsInfo::NOT_LOSSY,
            WebsiteSettingsInfo::REQUESTING_ORIGIN_AND_TOP_LEVEL_ORIGIN_SCOPE,
            DESKTOP | PLATFORM_ANDROID,
            WebsiteSettingsInfo::DONT_INHERIT_IN_INCOGNITO);
+  Register(CONTENT_SETTINGS_TYPE_PROMPT_NO_DECISION_COUNT,
+           "prompt-no-decision-count", nullptr, WebsiteSettingsInfo::UNSYNCABLE,
+           WebsiteSettingsInfo::NOT_LOSSY,
+           WebsiteSettingsInfo::REQUESTING_ORIGIN_ONLY_SCOPE,
+           DESKTOP | PLATFORM_ANDROID,
+           WebsiteSettingsInfo::INHERIT_IN_INCOGNITO);
 }
 
 }  // namespace content_settings