Cleanup many APIs to use ProfileKeyedAPI.

chrome/browser/extensions/api/sync_file_system/extension_sync_event_observer_factory.cc

Index: chrome/browser/extensions/api/sync_file_system/extension_sync_event_observer_factory.cc
diff --git a/chrome/browser/extensions/api/sync_file_system/extension_sync_event_observer_factory.cc b/chrome/browser/extensions/api/sync_file_system/extension_sync_event_observer_factory.cc
deleted file mode 100644
index 08219fb9e4e5e31745ff6ba7c3167bc61634c850..0000000000000000000000000000000000000000
--- a/chrome/browser/extensions/api/sync_file_system/extension_sync_event_observer_factory.cc
+++ /dev/null
@@ -1,44 +0,0 @@
-// 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.
-
-#include "chrome/browser/extensions/api/sync_file_system/extension_sync_event_observer_factory.h"
-
-#include "chrome/browser/extensions/api/sync_file_system/extension_sync_event_observer.h"
-#include "chrome/browser/extensions/extension_system_factory.h"
-#include "chrome/browser/profiles/profile.h"
-#include "chrome/browser/sync_file_system/sync_file_system_service_factory.h"
-#include "components/browser_context_keyed_service/browser_context_dependency_manager.h"
-
-namespace extensions {
-
-// static
-ExtensionSyncEventObserver*
-ExtensionSyncEventObserverFactory::GetForProfile(Profile* profile) {
-  return static_cast<ExtensionSyncEventObserver*>(
-      GetInstance()->GetServiceForBrowserContext(profile, true));
-}
-
-// static
-ExtensionSyncEventObserverFactory*
-ExtensionSyncEventObserverFactory::GetInstance() {
-  return Singleton<ExtensionSyncEventObserverFactory>::get();
-}
-
-ExtensionSyncEventObserverFactory::ExtensionSyncEventObserverFactory()
-    : BrowserContextKeyedServiceFactory(
-        "ExtensionSyncEventObserver",
-        BrowserContextDependencyManager::GetInstance()) {
-  DependsOn(sync_file_system::SyncFileSystemServiceFactory::GetInstance());
-  DependsOn(ExtensionSystemFactory::GetInstance());
-}
-
-ExtensionSyncEventObserverFactory::~ExtensionSyncEventObserverFactory() {}
-
-BrowserContextKeyedService*
-ExtensionSyncEventObserverFactory::BuildServiceInstanceFor(
-    content::BrowserContext* profile) const {
-  return new ExtensionSyncEventObserver(static_cast<Profile*>(profile));
-}
-
-}  // namespace extensions