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

components/safe_browsing_db/util.cc

 // Copyright (c) 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/safe_browsing_db/util.h"
 
 #include <stddef.h>
 
 #include "base/macros.h"
 #include "base/strings/string_util.h"
@@ skipping 19 matching lines @@
 }  // namespace
 
 // SBCachedFullHashResult ------------------------------------------------------
 
 SBCachedFullHashResult::SBCachedFullHashResult() {}
 
 SBCachedFullHashResult::SBCachedFullHashResult(
     const base::Time& in_expire_after)
     : expire_after(in_expire_after) {}
 
+SBCachedFullHashResult::SBCachedFullHashResult(
+    const SBCachedFullHashResult& other) = default;
+
 SBCachedFullHashResult::~SBCachedFullHashResult() {}
 
 // Listnames that browser can process.
 const char kMalwareList[] = "goog-malware-shavar";
 const char kPhishingList[] = "goog-phish-shavar";
 const char kBinUrlList[] = "goog-badbinurl-shavar";
 const char kCsdWhiteList[] = "goog-csdwhite-sha256";
 const char kDownloadWhiteList[] = "goog-downloadwhite-digest256";
 const char kExtensionBlacklist[] = "goog-badcrxids-digestvar";
 const char kIPBlacklist[] = "goog-badip-digest256";
@@ skipping 361 matching lines @@
   GenerateHostsToCheck(url, &hosts);
   GeneratePathsToCheck(url, &paths);
   for (size_t h = 0; h < hosts.size(); ++h) {
     for (size_t p = 0; p < paths.size(); ++p) {
       urls->push_back(hosts[h] + paths[p]);
     }
   }
 }
 
 }  // namespace safe_browsing