[Autofill] Run autofill-profile de-dupe after sync starts if sync is enabled.

components/autofill/core/browser/autofill_profile.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/autofill_profile.h"
 
 #include <algorithm>
 #include <functional>
 #include <map>
 #include <memory>
@@ skipping 428 matching lines @@
   DCHECK(!IsVerified() || profile.IsVerified());
   AutofillProfileComparator comparator(app_locale);
   DCHECK(comparator.AreMergeable(*this, profile));
 
   NameInfo name;
   EmailInfo email;
   CompanyInfo company;
   PhoneNumber phone_number(this);
   Address address;
 
+  DVLOG(1) << "Merging profiles:\nSource = " << profile << "\nDest = " << *this;
+
   // The comparator's merge operations are biased to prefer the data in the
   // first profile parameter when the data is the same modulo case. We pass the
   // incoming profile in this position to prefer accepting updates instead of
   // preserving the original data. I.e., passing the incoming profile first
   // accepts case changes, the other ways does not.
   if (!comparator.MergeNames(profile, *this, &name) ||
       !comparator.MergeEmailAddresses(profile, *this, &email) ||
       !comparator.MergeCompanyNames(profile, *this, &company) ||
       !comparator.MergePhoneNumbers(profile, *this, &phone_number) ||
       !comparator.MergeAddresses(profile, *this, &address)) {
@@ skipping 385 matching lines @@
             << " " << UTF16ToUTF8(profile.GetRawInfo(ADDRESS_HOME_CITY)) << " "
             << UTF16ToUTF8(profile.GetRawInfo(ADDRESS_HOME_STATE)) << " "
             << UTF16ToUTF8(profile.GetRawInfo(ADDRESS_HOME_ZIP)) << " "
             << UTF16ToUTF8(profile.GetRawInfo(ADDRESS_HOME_SORTING_CODE)) << " "
             << UTF16ToUTF8(profile.GetRawInfo(ADDRESS_HOME_COUNTRY)) << " "
             << profile.language_code() << " "
             << UTF16ToUTF8(profile.GetRawInfo(PHONE_HOME_WHOLE_NUMBER));
 }
 
 }  // namespace autofill