components: Add out-of-line copy ctors for complex classes.

components/autofill/core/browser/payments/payments_client.cc

 // Copyright 2015 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/payments/payments_client.h"
 
 #include <utility>
 
 #include "base/command_line.h"
 #include "base/json/json_reader.h"
@@ skipping 332 matching lines @@
  private:
   PaymentsClient::UploadRequestDetails request_details_;
 };
 
 }  // namespace
 
 PaymentsClient::UnmaskRequestDetails::UnmaskRequestDetails() {}
 PaymentsClient::UnmaskRequestDetails::~UnmaskRequestDetails() {}
 
 PaymentsClient::UploadRequestDetails::UploadRequestDetails() {}
+PaymentsClient::UploadRequestDetails::UploadRequestDetails(
+    const UploadRequestDetails& other) = default;
 PaymentsClient::UploadRequestDetails::~UploadRequestDetails() {}
 
 PaymentsClient::PaymentsClient(net::URLRequestContextGetter* context_getter,
                                PaymentsClientDelegate* delegate)
     : OAuth2TokenService::Consumer(kTokenServiceConsumerId),
       context_getter_(context_getter),
       delegate_(delegate),
       has_retried_authorization_(false),
       weak_ptr_factory_(this) {
   DCHECK(delegate);
@@ skipping 171 matching lines @@
 
 void PaymentsClient::SetOAuth2TokenAndStartRequest() {
   url_fetcher_->AddExtraRequestHeader(net::HttpRequestHeaders::kAuthorization +
                                       std::string(": Bearer ") + access_token_);
 
   url_fetcher_->Start();
 }
 
 }  // namespace payments
 }  // namespace autofill