Make extensions DSE persistent in browser prefs (Reland)

components/search_engines/template_url.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_TEMPLATE_URL_H_
 #define COMPONENTS_SEARCH_ENGINES_TEMPLATE_URL_H_
 
 #include <stddef.h>
 
 #include <memory>
@@ skipping 494 matching lines @@
 
   // Generates a favicon URL from the specified url.
   static GURL GenerateFaviconURL(const GURL& url);
 
   // Returns true if |t_url| and |data| are equal in all meaningful respects.
   // Static to allow either or both params to be NULL.
   static bool MatchesData(const TemplateURL* t_url,
                           const TemplateURLData* data,
                           const SearchTermsData& search_terms_data);
 
+  // Special case for search_terms_replacement_key comparison, because of
+  // its special initialization in TemplateURL constructor.
+  static bool SearchTermsReplacementKeysMatch(const std::string& key1,
+                                              const std::string& key2);
+
   const TemplateURLData& data() const { return data_; }
 
   const base::string16& short_name() const { return data_.short_name(); }
   // An accessor for the short_name, but adjusted so it can be appropriately
   // displayed even if it is LTR and the UI is RTL.
   base::string16 AdjustedShortNameForLocaleDirection() const;
 
   const base::string16& keyword() const { return data_.keyword(); }
 
   const std::string& url() const { return data_.url(); }
@@ skipping 55 matching lines @@
   }
   const TemplateURLRef& instant_url_ref() const { return instant_url_ref_; }
   const TemplateURLRef& image_url_ref() const { return image_url_ref_; }
   const TemplateURLRef& new_tab_url_ref() const { return new_tab_url_ref_; }
   const TemplateURLRef& contextual_search_url_ref() const {
     return contextual_search_url_ref_;
   }
 
   Type type() const { return type_; }
 
-  // This setter shouldn't be used except by TemplateURLService and
-  // TemplateURLServiceClient implementations.
-  void set_extension_info(
-      std::unique_ptr<AssociatedExtensionInfo> extension_info) {
-    extension_info_ = std::move(extension_info);
+  const AssociatedExtensionInfo* GetExtensionInfoForTesting() const {
+    return extension_info_.get();
   }
 
   // Returns true if |url| supports replacement.
   bool SupportsReplacement(const SearchTermsData& search_terms_data) const;
 
   // Returns true if any URLRefs use Googe base URLs.
   bool HasGoogleBaseURLs(const SearchTermsData& search_terms_data) const;
 
   // Returns true if this TemplateURL uses Google base URLs and has a keyword
   // of "google.TLD".  We use this to decide whether we can automatically
@@ skipping 126 matching lines @@
 
   // Caches the computed engine type across successive calls to GetEngineType().
   mutable SearchEngineType engine_type_;
 
   // TODO(sky): Add date last parsed OSD file.
 
   DISALLOW_COPY_AND_ASSIGN(TemplateURL);
 };
 
 #endif  // COMPONENTS_SEARCH_ENGINES_TEMPLATE_URL_H_