Mirror app list hierarchy data in profile prefs.

chrome/browser/ui/app_list/app_list_prefs_factory.cc

Index: chrome/browser/ui/app_list/app_list_prefs_factory.cc
diff --git a/chrome/browser/ui/app_list/app_list_prefs_factory.cc b/chrome/browser/ui/app_list/app_list_prefs_factory.cc
new file mode 100644
index 0000000000000000000000000000000000000000..80d8801a072a50273b8f5ef2eb78118a8dce804e
--- /dev/null
+++ b/chrome/browser/ui/app_list/app_list_prefs_factory.cc
@@ -0,0 +1,54 @@
+// Copyright 2014 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_prefs_factory.h"
+
+#include "base/prefs/pref_service.h"
+#include "chrome/browser/profiles/profile.h"
+#include "chrome/browser/ui/app_list/app_list_prefs.h"
+#include "components/keyed_service/content/browser_context_dependency_manager.h"
+#include "content/public/browser/browser_context.h"
+#include "extensions/browser/extensions_browser_client.h"
+
+namespace app_list {
+
+// static
+AppListPrefs* AppListPrefsFactory::GetForBrowserContext(
+    content::BrowserContext* context) {
+  return static_cast<AppListPrefs*>(
+      GetInstance()->GetServiceForBrowserContext(context, true));
+}
+
+// static
+AppListPrefsFactory* AppListPrefsFactory::GetInstance() {
+  return Singleton<AppListPrefsFactory>::get();
+}
+
+void AppListPrefsFactory::SetInstanceForTesting(
+    content::BrowserContext* context,
+    AppListPrefs* prefs) {
+  Associate(context, prefs);
+}
+
+AppListPrefsFactory::AppListPrefsFactory()
+    : BrowserContextKeyedServiceFactory(
+          "AppListPrefs",
+          BrowserContextDependencyManager::GetInstance()) {
+}
+
+AppListPrefsFactory::~AppListPrefsFactory() {
+}
+
+KeyedService* AppListPrefsFactory::BuildServiceInstanceFor(
+    content::BrowserContext* context) const {
+  return AppListPrefs::Create(Profile::FromBrowserContext(context)->GetPrefs());
+}
+
+content::BrowserContext* AppListPrefsFactory::GetBrowserContextToUse(
+    content::BrowserContext* context) const {
+  return extensions::ExtensionsBrowserClient::Get()->GetOriginalContext(
+      context);
+}
+
+}  // namespace app_list