rename ExtensionProvider and PlatformAppProvider class

chrome/browser/content_settings/content_settings_platform_app_provider.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_CONTENT_SETTINGS_CONTENT_SETTINGS_PLATFORM_APP_PROVIDER_H_
-#define CHROME_BROWSER_CONTENT_SETTINGS_CONTENT_SETTINGS_PLATFORM_APP_PROVIDER_H_
-
-#include "base/memory/scoped_ptr.h"
-#include "base/synchronization/lock.h"
-#include "chrome/browser/content_settings/content_settings_observable_provider.h"
-#include "chrome/browser/content_settings/content_settings_origin_identifier_value_map.h"
-#include "chrome/common/content_settings.h"
-#include "content/public/browser/notification_observer.h"
-#include "content/public/browser/notification_registrar.h"
-
-class ExtensionService;
-
-namespace extensions {
-class Extension;
-}
-
-namespace content_settings {
-
-// A content settings provider which disables certain plugins for platform apps.
-class PlatformAppProvider : public ObservableProvider,
-                            public content::NotificationObserver {
- public:
-  explicit PlatformAppProvider(ExtensionService* extension_service);
-
-  virtual ~PlatformAppProvider();
-
-  // ProviderInterface methods:
-  virtual RuleIterator* GetRuleIterator(
-      ContentSettingsType content_type,
-      const ResourceIdentifier& resource_identifier,
-      bool incognito) const OVERRIDE;
-
-  virtual bool SetWebsiteSetting(
-      const ContentSettingsPattern& primary_pattern,
-      const ContentSettingsPattern& secondary_pattern,
-      ContentSettingsType content_type,
-      const ResourceIdentifier& resource_identifier,
-      Value* value) OVERRIDE;
-
-  virtual void ClearAllContentSettingsRules(ContentSettingsType content_type)
-      OVERRIDE;
-
-  virtual void ShutdownOnUIThread() OVERRIDE;
-
-  // content::NotificationObserver implementation.
-  virtual void Observe(int type,
-                       const content::NotificationSource& source,
-                       const content::NotificationDetails& details) OVERRIDE;
- private:
-  void SetContentSettingForExtension(const extensions::Extension* extension,
-                                     ContentSetting setting);
-
-  OriginIdentifierValueMap value_map_;
-
-  // Used around accesses to the |value_map_| list to guarantee thread safety.
-  mutable base::Lock lock_;
-  scoped_ptr<content::NotificationRegistrar> registrar_;
-
-  DISALLOW_COPY_AND_ASSIGN(PlatformAppProvider);
-};
-
-}  // namespace content_settings
-
-#endif  // CHROME_BROWSER_CONTENT_SETTINGS_CONTENT_SETTINGS_PLATFORM_APP_PROVIDER_H_