Introduce an extension parameter which is used to customize the extension. It's available for exter…

extensions/browser/extension_prefs.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 EXTENSIONS_BROWSER_EXTENSION_PREFS_H_
 #define EXTENSIONS_BROWSER_EXTENSION_PREFS_H_
 
 #include <set>
 #include <string>
 #include <vector>
@@ skipping 163 matching lines @@
   // Sets the set of known disabled extension IDs.
   void SetKnownDisabled(const ExtensionIdSet& extension_ids);
 
   // Called when an extension is installed, so that prefs get created.
   // |blacklisted_for_malware| should be set if the extension was included in a
   // blacklist due to being malware. If |page_ordinal| is an invalid ordinal,
   // then a page will be found for the App.
   void OnExtensionInstalled(const Extension* extension,
                             Extension::State initial_state,
                             bool blacklisted_for_malware,
-                            const syncer::StringOrdinal& page_ordinal);
+                            const syncer::StringOrdinal& page_ordinal,
+                            const std::string& install_parameter);
 
   // Called when an extension is uninstalled, so that prefs get cleaned up.
   void OnExtensionUninstalled(const std::string& extension_id,
                               const Manifest::Location& location,
                               bool external_uninstall);
 
   // Called to change the extension's state when it is enabled/disabled.
   void SetExtensionState(const std::string& extension_id, Extension::State);
 
   // Called to change the extension's BlacklistState. Currently only used for
@@ skipping 216 matching lines @@
   // extension is not present, NULL is returned.
   scoped_ptr<ExtensionInfo> GetInstalledExtensionInfo(
       const std::string& extension_id) const;
 
   // We've downloaded an updated .crx file for the extension, but are waiting
   // to install it.
   void SetDelayedInstallInfo(const Extension* extension,
                              Extension::State initial_state,
                              bool blacklisted_for_malware,
                              DelayReason delay_reason,
-                             const syncer::StringOrdinal& page_ordinal);
+                             const syncer::StringOrdinal& page_ordinal,
+                             const std::string& install_parameter);
 
   // Removes any delayed install information we have for the given
   // |extension_id|. Returns true if there was info to remove; false otherwise.
   bool RemoveDelayedInstallInfo(const std::string& extension_id);
 
   // Update the prefs to finish the update for an extension.
   bool FinishDelayedInstallInfo(const std::string& extension_id);
 
   // Returns the ExtensionInfo from the prefs for delayed install information
   // for |extension_id|, if we have any. Otherwise returns NULL.
@@ skipping 39 matching lines @@
   // found.
   base::Time GetInstallTime(const std::string& extension_id) const;
 
   // Gets/sets the last launch time of an extension.
   base::Time GetLastLaunchTime(const std::string& extension_id) const;
   void SetLastLaunchTime(const std::string& extension_id,
                          const base::Time& time);
 
   static void RegisterProfilePrefs(user_prefs::PrefRegistrySyncable* registry);
 
-  bool extensions_disabled() { return extensions_disabled_; }
+  bool extensions_disabled() const { return extensions_disabled_; }
 
   ContentSettingsStore* content_settings_store() {
     return content_settings_store_.get();
   }
 
   // The underlying PrefService.
   PrefService* pref_service() const { return prefs_; }
 
   // The underlying AppSorting.
   AppSorting* app_sorting() const { return app_sorting_.get(); }
@@ skipping 13 matching lines @@
   const base::DictionaryValue* GetGeometryCache(
         const std::string& extension_id) const;
   void SetGeometryCache(const std::string& extension_id,
                         scoped_ptr<base::DictionaryValue> cache);
 
   // Used for verification of installed extension ids. For the Set method, pass
   // null to remove the preference.
   const base::DictionaryValue* GetInstallSignature();
   void SetInstallSignature(const base::DictionaryValue* signature);
 
+  // The installation parameter associated with the extension.
+  std::string GetInstallParam(const std::string& extension_id) const;
+  void SetInstallParam(const std::string& extension_id,
+                       const std::string& install_parameter);
+
  private:
   friend class ExtensionPrefsBlacklistedExtensions;  // Unit test.
   friend class ExtensionPrefsUninstallExtension;     // Unit test.
 
   // See the Create methods.
   ExtensionPrefs(PrefService* prefs,
                  const base::FilePath& root_dir,
                  ExtensionPrefValueMap* extension_pref_value_map,
                  scoped_ptr<AppSorting> app_sorting,
                  scoped_ptr<TimeProvider> time_provider,
@@ skipping 80 matching lines @@
                                      const ExtensionIdContainer& strings);
 
   // Helper function to populate |extension_dict| with the values needed
   // by a newly installed extension. Work is broken up between this
   // function and FinishExtensionInfoPrefs() to accomodate delayed
   // installations.
   void PopulateExtensionInfoPrefs(const Extension* extension,
                                   const base::Time install_time,
                                   Extension::State initial_state,
                                   bool blacklisted_for_malware,
+                                  const std::string& install_parameter,
                                   base::DictionaryValue* extension_dict);
 
   // Helper function to complete initialization of the values in
   // |extension_dict| for an extension install. Also see
   // PopulateExtensionInfoPrefs().
   void FinishExtensionInfoPrefs(
       const std::string& extension_id,
       const base::Time install_time,
       bool needs_sort_ordinal,
       const syncer::StringOrdinal& suggested_page_ordinal,
@@ skipping 18 matching lines @@
   scoped_ptr<TimeProvider> time_provider_;
 
   bool extensions_disabled_;
 
   DISALLOW_COPY_AND_ASSIGN(ExtensionPrefs);
 };
 
 }  // namespace extensions
 
 #endif  // EXTENSIONS_BROWSER_EXTENSION_PREFS_H_