[autofill] Sync server card and address metadata.

components/autofill/core/browser/webdata/autofill_change.cc

 // Copyright 2013 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/autofill/core/browser/webdata/autofill_change.h"
 
 #include "base/logging.h"
 #include "components/autofill/core/browser/autofill_profile.h"
 #include "components/autofill/core/browser/credit_card.h"
 
@@ skipping 18 matching lines @@
 AutofillProfileChange::~AutofillProfileChange() {
 }
 
 bool AutofillProfileChange::operator==(
     const AutofillProfileChange& change) const {
   return type() == change.type() &&
          key() == change.key() &&
          (type() != REMOVE) ? *profile() == *change.profile() : true;
 }
 
+CreditCardChange::CreditCardChange(Type type,
+                                   const std::string& key,
+                                   const CreditCard* card)
+    : GenericAutofillChange<std::string>(type, key), card_(card) {
+  DCHECK(type == ADD ? (card && card->guid() == key) : true);
+  DCHECK(type == UPDATE ? (card && card->guid() == key) : true);
+  DCHECK(type == REMOVE ? !card : true);
+}
+
+CreditCardChange::~CreditCardChange() {
+}
+
+bool CreditCardChange::operator==(const CreditCardChange& change) const {
+  return type() == change.type() && key() == change.key() && (type() != REMOVE)

[Evan Stade, 2015/05/20 21:07:37]

I actually can't figure out what this is supposed to do. Can you rewrite it more
clearly

[please use gerrit instead, 2015/05/20 21:18:02]

Done.

+             ? *card() == *change.card()
+             : true;
+}
+
 }  // namespace autofill