Simplify geolocation permission request in the Content API.

chrome/browser/geolocation/chrome_geolocation_permission_context_factory.cc

-// 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/geolocation/chrome_geolocation_permission_context_factory.h"
-
-#include "chrome/browser/profiles/incognito_helpers.h"
-#include "chrome/browser/profiles/profile.h"
-#include "chrome/common/pref_names.h"
-#include "components/keyed_service/content/browser_context_dependency_manager.h"
-#include "components/pref_registry/pref_registry_syncable.h"
-#if defined(OS_ANDROID)
-#include "chrome/browser/geolocation/chrome_geolocation_permission_context_android.h"
-#else
-#include "chrome/browser/geolocation/chrome_geolocation_permission_context.h"
-#endif
-
-namespace {
-
-class Service : public KeyedService {
- public:
-  explicit Service(Profile* profile) {
-#if defined(OS_ANDROID)
-    context_ = new ChromeGeolocationPermissionContextAndroid(profile);
-#else
-    context_ = new ChromeGeolocationPermissionContext(profile);
-#endif
-  }
-
-  ChromeGeolocationPermissionContext* context() {
-    return context_.get();
-  }
-
-  virtual void Shutdown() OVERRIDE {
-    context()->ShutdownOnUIThread();
-  }
-
- private:
-  scoped_refptr<ChromeGeolocationPermissionContext> context_;
-
-  DISALLOW_COPY_AND_ASSIGN(Service);
-};
-
-}  // namespace
-
-// static
-ChromeGeolocationPermissionContext*
-ChromeGeolocationPermissionContextFactory::GetForProfile(Profile* profile) {
-  return static_cast<Service*>(
-      GetInstance()->GetServiceForBrowserContext(profile, true))->context();
-}
-
-// static
-ChromeGeolocationPermissionContextFactory*
-ChromeGeolocationPermissionContextFactory::GetInstance() {
-  return Singleton<ChromeGeolocationPermissionContextFactory>::get();
-}
-
-ChromeGeolocationPermissionContextFactory::
-ChromeGeolocationPermissionContextFactory()
-    : BrowserContextKeyedServiceFactory(
-          "ChromeGeolocationPermissionContext",
-          BrowserContextDependencyManager::GetInstance()) {
-}
-
-ChromeGeolocationPermissionContextFactory::
-~ChromeGeolocationPermissionContextFactory() {
-}
-
-KeyedService*
-ChromeGeolocationPermissionContextFactory::BuildServiceInstanceFor(
-    content::BrowserContext* profile) const {
-  return new Service(static_cast<Profile*>(profile));
-}
-
-void ChromeGeolocationPermissionContextFactory::RegisterProfilePrefs(
-    user_prefs::PrefRegistrySyncable* registry) {
-#if defined(OS_ANDROID)
-  registry->RegisterBooleanPref(
-      prefs::kGeolocationEnabled,
-      true,
-      user_prefs::PrefRegistrySyncable::UNSYNCABLE_PREF);
-#endif
-}
-
-content::BrowserContext*
-ChromeGeolocationPermissionContextFactory::GetBrowserContextToUse(
-    content::BrowserContext* context) const {
-  return chrome::GetBrowserContextOwnInstanceInIncognito(context);
-}