Remove support for the keygen tag

chrome/android/java/src/org/chromium/chrome/browser/preferences/website/ContentSettingsResources.java

 // 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.
 
 package org.chromium.chrome.browser.preferences.website;
 
 import android.annotation.SuppressLint;
 import android.content.res.Resources;
 import android.graphics.PorterDuff;
 import android.graphics.drawable.Drawable;
@@ skipping 100 matching lines @@
                                  R.string.website_settings_device_location,
                                  R.string.geolocation_permission_title, ContentSetting.ASK,
                                  ContentSetting.BLOCK,
                                  R.string.website_settings_category_location_ask, 0));
             localMap.put(ContentSettingsType.CONTENT_SETTINGS_TYPE_JAVASCRIPT,
                     new ResourceItem(R.drawable.permission_javascript,
                                  R.string.javascript_permission_title,
                                  R.string.javascript_permission_title, ContentSetting.ALLOW,
                                  ContentSetting.BLOCK,
                                  R.string.website_settings_category_javascript_allowed, 0));
-            localMap.put(ContentSettingsType.CONTENT_SETTINGS_TYPE_KEYGEN,
-                    new ResourceItem(R.drawable.permission_keygen,
-                                 R.string.keygen_permission_title,
-                                 R.string.keygen_permission_title, ContentSetting.ALLOW,
-                                 ContentSetting.BLOCK,
-                                 0, R.string.website_settings_category_blocked_recommended));
             localMap.put(
                     ContentSettingsType.CONTENT_SETTINGS_TYPE_MEDIASTREAM_CAMERA,
                     new ResourceItem(R.drawable.permission_camera,
                             R.string.website_settings_use_camera, R.string.camera_permission_title,
                             ContentSetting.ASK, ContentSetting.BLOCK,
                             R.string.website_settings_category_camera_ask, 0));
             localMap.put(
                     ContentSettingsType.CONTENT_SETTINGS_TYPE_MEDIASTREAM_MIC,
                     new ResourceItem(R.drawable.permission_mic, R.string.website_settings_use_mic,
                             R.string.mic_permission_title, ContentSetting.ASK, ContentSetting.BLOCK,
@@ skipping 157 matching lines @@
     }
 
     /**
      * Returns the summary for Autoplay content settings when it is disabled because of Data Saver
      * being enabled.
      */
     public static int getAutoplayDisabledByDataSaverSummary() {
         return R.string.website_settings_category_autoplay_disabled_data_saver;
     }
 }