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

components/search_engines/util.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_SEARCH_ENGINES_UTIL_H_
 #define COMPONENTS_SEARCH_ENGINES_UTIL_H_
 
 // This file contains utility functions for search engine functionality.
 #include <set>
 #include <string>
@@ skipping 44 matching lines @@
 //     except for any user-set names and keywords, which can be preserved.
 // (3) New prepopulated engines not in the user's engine list, which should be
 //     added.
 
 // The pair of current search engine and its new value.
 typedef std::pair<TemplateURL*, TemplateURLData> EditedSearchEngine;
 typedef std::vector<EditedSearchEngine> EditedEngines;
 
 struct ActionsFromPrepopulateData {
   ActionsFromPrepopulateData();
+  ActionsFromPrepopulateData(const ActionsFromPrepopulateData& other);
   ~ActionsFromPrepopulateData();
 
   TemplateURLService::TemplateURLVector removed_engines;
   EditedEngines edited_engines;
   std::vector<TemplateURLData> added_engines;
 };
 
 // Given the user's current URLs and the current set of prepopulated URLs,
 // produces the set of actions (see above) required to make the user's URLs
 // reflect the prepopulate data.  |default_search_provider| is used to avoid
@@ skipping 55 matching lines @@
 // so it's accessible by unittests.
 void RemoveDuplicatePrepopulateIDs(
     KeywordWebDataService* service,
     const ScopedVector<TemplateURLData>& prepopulated_urls,
     TemplateURL* default_search_provider,
     TemplateURLService::TemplateURLVector* template_urls,
     const SearchTermsData& search_terms_data,
     std::set<std::string>* removed_keyword_guids);
 
 #endif  // COMPONENTS_SEARCH_ENGINES_UTIL_H_