app_list: Drive app integration.

chrome/browser/ui/app_list/app_list_syncable_service.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/app_list_syncable_service.h"
 
 #include "base/command_line.h"
 #include "chrome/browser/chrome_notification_types.h"
 #include "chrome/browser/extensions/extension_service.h"
 #include "chrome/browser/profiles/profile.h"
@@ skipping 225 matching lines @@
   if (app_list::switches::IsAppListSyncEnabled()) {
     VLOG(1) << this << ": AppListSyncableService: InitializeWithService.";
     SyncStarted();
     apps_builder_->InitializeWithService(this);
   } else {
     VLOG(1) << this << ": AppListSyncableService: InitializeWithProfile.";
     apps_builder_->InitializeWithProfile(profile_, model_.get());
   }
 }
 
+void AppListSyncableService::Shutdown() {
+  // DriveAppProvider in |apps_builder_| touches other KeyedServices in
+  // dtor and needs be released in shutdown stage.
+  apps_builder_.reset();
+}
+
 void AppListSyncableService::Observe(
     int type,
     const content::NotificationSource& source,
     const content::NotificationDetails& details) {
   DCHECK_EQ(chrome::NOTIFICATION_EXTENSIONS_READY, type);
   DCHECK_EQ(profile_, content::Source<Profile>(source).ptr());
   registrar_.RemoveAll();
   BuildModel();
 }
 
@@ skipping 549 matching lines @@
   } else {
     res += " { " + item_name + " }";
     res += " [" + item_ordinal.ToDebugString() + "]";
     if (!parent_id.empty())
       res += " <" + parent_id.substr(0, 8) + ">";
   }
   return res;
 }
 
 }  // namespace app_list