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

chrome/browser/safe_browsing/local_database_manager.cc

 // 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.
 
 #include "chrome/browser/safe_browsing/local_database_manager.h"
 
 #include <algorithm>
 #include <limits>
 
 #include "base/bind.h"
@@ skipping 736 matching lines @@
     const GURL& url,
     const std::vector<SBThreatType>& expected_threats,
     const base::TimeTicks& start)
     : check_type(check_type),
       client(client),
       url(url),
       expected_threats(expected_threats),
       start(start) {
 }
 
+LocalSafeBrowsingDatabaseManager::QueuedCheck::QueuedCheck(
+    const QueuedCheck& other) = default;
+
 LocalSafeBrowsingDatabaseManager::QueuedCheck::~QueuedCheck() {
 }
 
 void LocalSafeBrowsingDatabaseManager::DoStopOnIOThread() {
   DCHECK_CURRENTLY_ON(BrowserThread::IO);
 
   if (!enabled_)
     return;
 
   enabled_ = false;
@@ skipping 511 matching lines @@
       FROM_HERE, base::Bind(&LocalSafeBrowsingDatabaseManager::TimeoutCallback,
                             check->weak_ptr_factory_->GetWeakPtr(), check),
       check_timeout_);
 }
 
 bool LocalSafeBrowsingDatabaseManager::download_protection_enabled() const {
   return enable_download_protection_;
 }
 
 }  // namespace safe_browsing