Add "UninstallReason" parameter to ExtensionRegistryObserver::OnExtensionUninstalled.

chrome/browser/ui/app_list/search/app_result.cc

 // Copyright 2013 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.
 
 #include "chrome/browser/ui/app_list/search/app_result.h"
 
 #include "chrome/browser/extensions/extension_service.h"
 #include "chrome/browser/extensions/extension_util.h"
 #include "chrome/browser/profiles/profile.h"
 #include "chrome/browser/ui/app_list/app_context_menu.h"
@@ skipping 174 matching lines @@
   extension_enable_flow_.reset();
   controller_->OnCloseChildDialog();
 }
 
 void AppResult::OnExtensionLoaded(content::BrowserContext* browser_context,
                                   const extensions::Extension* extension) {
   UpdateIcon();
 }
 
 void AppResult::OnExtensionUninstalled(content::BrowserContext* browser_context,
-                                       const extensions::Extension* extension) {
+                                       const extensions::Extension* extension,
+                                       extensions::UninstallReason reason) {
   if (extension->id() != app_id_)
     return;
 
   NotifyItemUninstalled();
 }
 
 void AppResult::OnShutdown(extensions::ExtensionRegistry* registry) {
   DCHECK_EQ(extension_registry_, registry);
   StopObservingExtensionRegistry();
 }
 
 }  // namespace app_list