Revert of Send a TrackedPreference incident when registry pref validation fails.

chrome/common/safe_browsing/csd.proto

 // 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.
 //
 // This proto file includes:
 // (1) Client side phishing and malware detection request and response
 //   protocol buffers.  Those protocol messages should be kept in sync
 //   with the server implementation.
 //
 // (2) Safe Browsing reporting protocol buffers.
@@ skipping 494 matching lines @@
 
 message ClientIncidentReport {
   message IncidentData {
     message TrackedPreferenceIncident {
       enum ValueState {
         UNKNOWN = 0;
         CLEARED = 1;
         WEAK_LEGACY_OBSOLETE = 2;
         CHANGED = 3;
         UNTRUSTED_UNKNOWN_VALUE = 4;
-        BYPASS_CLEARED = 5;
-        BYPASS_CHANGED = 6;
       }
 
       optional string path = 1;
       optional string atomic_value = 2;
       repeated string split_key = 3;
       optional ValueState value_state = 4;
     }
 
     message BinaryIntegrityIncident {
       optional string file_basename = 1;
@@ skipping 305 matching lines @@
   optional bool did_proceed = 8;
 
   // Whether user visited this origin before.
   optional bool repeat_visit = 9;
 
   // The same token in ClientDownloadResponse. This field is only set if its
   // report type is DANGEROUS_DOWNLOAD_RECOVERY, DANGEROUS_DOWNLOAD_WARNING or
   // DANGEROUS_DOWNLOAD_BY_API.
   optional bytes token = 15;
 }