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

components/omnibox/browser/shortcuts_database.h

 // 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.
 
 #ifndef COMPONENTS_OMNIBOX_BROWSER_SHORTCUTS_DATABASE_H_
 #define COMPONENTS_OMNIBOX_BROWSER_SHORTCUTS_DATABASE_H_
 
 #include <map>
 #include <string>
 #include <vector>
@@ skipping 33 matching lines @@
     struct MatchCore {
       MatchCore(const base::string16& fill_into_edit,
                 const GURL& destination_url,
                 const base::string16& contents,
                 const std::string& contents_class,
                 const base::string16& description,
                 const std::string& description_class,
                 int transition,
                 int type,
                 const base::string16& keyword);
+      MatchCore(const MatchCore& other);
       ~MatchCore();
 
       base::string16 fill_into_edit;
       GURL destination_url;
       base::string16 contents;
       // For both contents_class and description_class, we strip MATCH
       // classifications; the ShortcutsProvider will re-mark MATCH regions based
       // on the user's current typing.
       std::string contents_class;
       base::string16 description;
       std::string description_class;
       int transition;
       int type;
       base::string16 keyword;
     };
 
     Shortcut(const std::string& id,
              const base::string16& text,
              const MatchCore& match_core,
              const base::Time& last_access_time,
              int number_of_hits);
     // Required for STL, we don't use this directly.
     Shortcut();
+    Shortcut(const Shortcut& other);
     ~Shortcut();
 
     std::string id;  // Unique guid for the shortcut.
     base::string16 text;   // The user's original input string.
     MatchCore match_core;
     base::Time last_access_time;  // Last time shortcut was selected.
     int number_of_hits;           // How many times shortcut was selected.
   };
 
   typedef std::vector<std::string> ShortcutIDs;
@@ skipping 38 matching lines @@
   // The sql database. Not valid until Init is called.
   sql::Connection db_;
   base::FilePath database_path_;
 
   sql::MetaTable meta_table_;
 
   DISALLOW_COPY_AND_ASSIGN(ShortcutsDatabase);
 };
 
 #endif  // COMPONENTS_OMNIBOX_BROWSER_SHORTCUTS_DATABASE_H_