Remove support for the keygen tag

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

Index: chrome/android/java/src/org/chromium/chrome/browser/preferences/website/WebsitePermissionsFetcher.java
diff --git a/chrome/android/java/src/org/chromium/chrome/browser/preferences/website/WebsitePermissionsFetcher.java b/chrome/android/java/src/org/chromium/chrome/browser/preferences/website/WebsitePermissionsFetcher.java
index 6cd00bb5d679c59148a9c294825fa814e863d2b7..3322c8c3627afea85134b63632f371ed94f77c1a 100644
--- a/chrome/android/java/src/org/chromium/chrome/browser/preferences/website/WebsitePermissionsFetcher.java
+++ b/chrome/android/java/src/org/chromium/chrome/browser/preferences/website/WebsitePermissionsFetcher.java
@@ -55,8 +55,6 @@ public class WebsitePermissionsFetcher {
         queue.add(new MidiInfoFetcher());
         // Cookies are stored per-host.
         queue.add(new CookieExceptionInfoFetcher());
-        // Keygen permissions are per-origin.
-        queue.add(new KeygenInfoFetcher());
         // Local storage info is per-origin.
         queue.add(new LocalStorageInfoFetcher());
         // Website storage is per-host.
@@ -269,18 +267,6 @@ public class WebsitePermissionsFetcher {
         }
     }
 
-    private class KeygenInfoFetcher extends Task {
-        @Override
-        public void run() {
-            for (KeygenInfo info : WebsitePreferenceBridge.getKeygenInfo()) {
-                WebsiteAddress origin = WebsiteAddress.create(info.getOrigin());
-                if (origin == null) continue;
-                WebsiteAddress embedder = WebsiteAddress.create(info.getEmbedder());
-                findOrCreateSite(origin, embedder).setKeygenInfo(info);
-            }
-        }
-    }
-
     private class LocalStorageInfoFetcher extends Task {
         @Override
         public void runAsync(final TaskQueue queue) {