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

components/update_client/update_response.h

 // Copyright 2014 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.
 
 #ifndef COMPONENTS_UPDATE_CLIENT_UPDATE_RESPONSE_H_
 #define COMPONENTS_UPDATE_CLIENT_UPDATE_RESPONSE_H_
 
 #include <string>
 #include <vector>
 
@@ skipping 44 matching lines @@
 //
 // The diff data members correspond to the differential update package, if
 // a differential update is specified in the response.
 class UpdateResponse {
  public:
   // The result of parsing one <app> tag in an xml update check response.
   struct Result {
     struct Manifest {
       struct Package {
         Package();
+        Package(const Package& other);
         ~Package();
 
         std::string fingerprint;
 
         // Attributes for the full update.
         std::string name;
         std::string hash_sha256;
         int size;
 
         // Attributes for the differential update.
         std::string namediff;
         std::string hashdiff_sha256;
         int sizediff;
       };
 
       Manifest();
+      Manifest(const Manifest& other);
       ~Manifest();
 
       std::string version;
       std::string browser_min_version;
       std::vector<Package> packages;
     };
 
     Result();
+    Result(const Result& other);
     ~Result();
 
     std::string extension_id;
 
     // The list of fallback urls, for full and diff updates respectively.
     // These urls are base urls; they don't include the filename.
     std::vector<GURL> crx_urls;
     std::vector<GURL> crx_diffurls;
 
     Manifest manifest;
   };
 
   static const int kNoDaystart = -1;
   struct Results {
     Results();
+    Results(const Results& other);
     ~Results();
 
     // This will be >= 0, or kNoDaystart if the <daystart> tag was not present.
     int daystart_elapsed_seconds;
     std::vector<Result> list;
   };
 
   UpdateResponse();
   ~UpdateResponse();
 
@@ skipping 12 matching lines @@
 
   // Adds parse error details to |errors_| string.
   void ParseError(const char* details, ...);
 
   DISALLOW_COPY_AND_ASSIGN(UpdateResponse);
 };
 
 }  // namespace update_client
 
 #endif  // COMPONENTS_UPDATE_CLIENT_UPDATE_RESPONSE_H_