Support multiple disable reasons in ExtensionPerfs

chrome/browser/extensions/extension_prefs.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 CHROME_BROWSER_EXTENSIONS_EXTENSION_PREFS_H_
 #define CHROME_BROWSER_EXTENSIONS_EXTENSION_PREFS_H_
 
 #include <set>
 #include <string>
 #include <vector>
@@ skipping 134 matching lines @@
   // Did the extension ask to escalate its permission during an upgrade?
   bool DidExtensionEscalatePermissions(const std::string& id);
 
   // If |did_escalate| is true, the preferences for |extension| will be set to
   // require the install warning when the user tries to enable.
   void SetDidExtensionEscalatePermissions(
       const Extension* extension,
       bool did_escalate);
 
   // Getter and setters for disabled reason.
-  Extension::DisableReason GetDisableReason(
-      const std::string& extension_id);
-  void SetDisableReason(const std::string& extension_id,
+  int GetDisableReasons(const std::string& extension_id);
+  void AddDisableReason(const std::string& extension_id,
                         Extension::DisableReason disable_reason);
-  void RemoveDisableReason(const std::string& extension_id);
+  void RemoveDisableReason(const std::string& extension_id,
+                           Extension::DisableReason disable_reason);
+  void ClearDisableReasons(const std::string& extension_id);
 
   // Returns the version string for the currently installed extension, or
   // the empty string if not found.
   std::string GetVersionString(const std::string& extension_id);
 
   // Re-writes the extension manifest into the prefs.
   // Called to change the extension's manifest when it's re-localized.
   void UpdateManifest(const Extension* extension);
 
   // Returns extension path based on extension ID, or empty FilePath on error.
@@ skipping 377 matching lines @@
   // in a later Chrome version.
   void FixMissingPrefs(const ExtensionIdSet& extension_ids);
 
   // Installs the persistent extension preferences into |prefs_|'s extension
   // pref store. Does nothing if |extensions_disabled| is true.
   void InitPrefStore(bool extensions_disabled);
 
   // Migrates the permissions data in the pref store.
   void MigratePermissions(const ExtensionIdSet& extension_ids);
 
+  // Migrates the disable reasons from a single enum to a bit mask.
+  void MigrateDisableReasons(const ExtensionIdSet& extension_ids);
+
   // Checks whether there is a state pref for the extension and if so, whether
   // it matches |check_state|.
   bool DoesExtensionHaveState(const std::string& id,
                               Extension::State check_state) const;
 
   // Helper function to Get/Set array of strings from/to prefs.
   ExtensionIdSet GetExtensionPrefAsVector(const char* pref);
   void SetExtensionPrefFromVector(const char* pref,
                                   const ExtensionIdSet& extension_ids);
 
@@ skipping 11 matching lines @@
   scoped_ptr<ExtensionSorting> extension_sorting_;
 
   scoped_refptr<ContentSettingsStore> content_settings_store_;
 
   DISALLOW_COPY_AND_ASSIGN(ExtensionPrefs);
 };
 
 }  // namespace extensions
 
 #endif  // CHROME_BROWSER_EXTENSIONS_EXTENSION_PREFS_H_