Remove PasswordForm::ssl_valid

sync/protocol/password_specifics.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.
 //
 // Sync protocol datatype extension for password data.
 
 // Update proto_value_conversions{.h,.cc,_unittest.cc} if you change
 // any fields in this file.
 
 syntax = "proto2";
@@ skipping 57 matching lines @@
   // For blacklisted forms: <empty>.
   optional string username_value = 6;
 
   // Only for web-parsed forms - the name of the element containing password.
   optional string password_element = 7;
 
   // For all: the password.
   // For federated logins and blacklisted forms: <empty>
   optional string password_value = 8;
 
+  // Deprecated: http://crbug.com/413020
   // True if the credential was saved for a HTTPS session with a valid SSL cert.
   // Ignored for Android apps.
-  // Note: likely getting deprecated: http://crbug.com/413020
   optional bool ssl_valid = 9;
 
   // True for the last credential used for logging in on a given site.
   optional bool preferred = 10;
 
   // Time when the credential was created. Amount of microseconds since 1601.
   optional int64 date_created = 11;
 
   // True, if user chose permanently not to save the credentials for the form.
   optional bool blacklisted = 12;
@@ skipping 22 matching lines @@
 // Properties of password sync objects.
 message PasswordSpecifics {
   // The actual password data. Contains an encrypted PasswordSpecificsData
   // message.
   optional EncryptedData encrypted = 1;
   // An unsynced field for use internally on the client. This field should
   // never be set in any network-based communications.
   optional PasswordSpecificsData client_only_encrypted_data = 2;
 }