Delete most web intents code.

chrome/browser/intents/web_intents_registry_factory.h

-// 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.
-
-#ifndef CHROME_BROWSER_INTENTS_WEB_INTENTS_REGISTRY_FACTORY_H_
-#define CHROME_BROWSER_INTENTS_WEB_INTENTS_REGISTRY_FACTORY_H_
-
-#include "base/basictypes.h"
-#include "base/compiler_specific.h"
-#include "chrome/browser/profiles/profile_keyed_service_factory.h"
-
-class Profile;
-class WebIntentsRegistry;
-template <typename T> struct DefaultSingletonTraits;
-
-// Singleton that owns all WebIntentsRegistrys and associates them with
-// Profiles. Listens for the Profile's destruction notification and cleans up
-// the associated WebIntentsRegistry.
-class WebIntentsRegistryFactory : public ProfileKeyedServiceFactory {
- public:
-  // Returns the WebIntentsRegistry that provides intent registration for
-  // |profile|. Ownership stays with this factory object.
-  static WebIntentsRegistry* GetForProfile(Profile* profile);
-
-  // Returns the singleton instance of the WebIntentsRegistryFactory.
-  static WebIntentsRegistryFactory* GetInstance();
-
- private:
-  friend struct DefaultSingletonTraits<WebIntentsRegistryFactory>;
-
-  WebIntentsRegistryFactory();
-  virtual ~WebIntentsRegistryFactory();
-
-  // ProfileKeyedServiceFactory implementation.
-  virtual ProfileKeyedService* BuildServiceInstanceFor(
-      Profile* profile) const OVERRIDE;
-  virtual bool ServiceRedirectedInIncognito() const OVERRIDE;
-
-  DISALLOW_COPY_AND_ASSIGN(WebIntentsRegistryFactory);
-};
-
-#endif  // CHROME_BROWSER_INTENTS_WEB_INTENTS_REGISTRY_FACTORY_H_