Change extension unload notification to indicate updates....

chrome/browser/extensions/extension_service.h

 // Copyright (c) 2010 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_SERVICE_H_
 #define CHROME_BROWSER_EXTENSIONS_EXTENSION_SERVICE_H_
 #pragma once
 
 #include <map>
 #include <string>
@@ skipping 284 matching lines @@
                                  bool write_to_prefs);
 
   // Check for updates (or potentially new extensions from external providers)
   void CheckForExternalUpdates();
 
   // Copies the list of force-installed extensions from the user PrefService
   // to ExternalPolicyExtensionProvider.
   void UpdateExternalPolicyExtensionProvider();
 
   // Unload the specified extension.
-  void UnloadExtension(const std::string& extension_id);
+  void UnloadExtension(const std::string& extension_id,
+                       UnloadedExtensionInfo::Reason reason);
 
   // Unload all extensions. This is currently only called on shutdown, and
   // does not send notifications.
   void UnloadAllExtensions();
 
   // Called only by testing.
   void ReloadExtensions();
 
   // Scan the extension directory and clean up the cruft.
   void GarbageCollectExtensions();
@@ skipping 157 matching lines @@
       const std::string& id, const GURL& update_url,
       ShouldInstallExtensionPredicate should_install_extension,
       bool is_from_sync, bool install_silently,
       bool enable_on_install, bool enable_incognito_on_install,
       Extension::Location install_source);
 
   // Handles sending notification that |extension| was loaded.
   void NotifyExtensionLoaded(const Extension* extension);
 
   // Handles sending notification that |extension| was unloaded.
-  void NotifyExtensionUnloaded(const Extension* extension);
+  void NotifyExtensionUnloaded(const Extension* extension,
+                               UnloadedExtensionInfo::Reason reason);
 
   // Helper that updates the active extension list used for crash reporting.
   void UpdateActiveExtensionsInCrashReporter();
 
   // Helper method. Loads extension from prefs.
   void LoadInstalledExtension(const ExtensionInfo& info, bool write_to_prefs);
 
   // Helper methods to configure the storage services accordingly.
   void GrantProtectedStorage(const Extension* extension);
   void RevokeProtectedStorage(const Extension* extension);
@@ skipping 96 matching lines @@
   FRIEND_TEST_ALL_PREFIXES(ExtensionServiceTest,
                            UpdatePendingExtensionAlreadyInstalled);
   FRIEND_TEST_ALL_PREFIXES(ExtensionServiceTest,
                            InstallAppsWithUnlimtedStorage);
   FRIEND_TEST_ALL_PREFIXES(ExtensionServiceTest,
                            InstallAppsAndCheckStorageProtection);
   DISALLOW_COPY_AND_ASSIGN(ExtensionService);
 };
 
 #endif  // CHROME_BROWSER_EXTENSIONS_EXTENSION_SERVICE_H_