Removal of chrome.pushMessaging API

chrome/browser/extensions/api/push_messaging/push_messaging_api.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_EXTENSIONS_API_PUSH_MESSAGING_PUSH_MESSAGING_API_H__
-#define CHROME_BROWSER_EXTENSIONS_API_PUSH_MESSAGING_PUSH_MESSAGING_API_H__
-
-#include <string>
-
-#include "base/basictypes.h"
-#include "base/compiler_specific.h"
-#include "base/gtest_prod_util.h"
-#include "base/memory/scoped_ptr.h"
-#include "base/scoped_observer.h"
-#include "chrome/browser/extensions/api/push_messaging/obfuscated_gaia_id_fetcher.h"
-#include "chrome/browser/extensions/api/push_messaging/push_messaging_invalidation_handler_delegate.h"
-#include "chrome/browser/extensions/chrome_extension_function.h"
-#include "chrome/browser/ui/webui/signin/login_ui_service.h"
-#include "extensions/browser/browser_context_keyed_api_factory.h"
-#include "extensions/browser/extension_registry_observer.h"
-#include "google_apis/gaia/google_service_auth_error.h"
-#include "google_apis/gaia/oauth2_token_service.h"
-
-namespace content {
-class BrowserContext;
-}
-
-namespace extensions {
-class ExtensionRegistry;
-class PushMessagingInvalidationMapper;
-
-// Observes a single InvalidationHandler and generates onMessage events.
-class PushMessagingEventRouter
-    : public PushMessagingInvalidationHandlerDelegate {
- public:
-  explicit PushMessagingEventRouter(content::BrowserContext* context);
-  ~PushMessagingEventRouter() override;
-
-  // For testing purposes.
-  void TriggerMessageForTest(const std::string& extension_id,
-                             int subchannel,
-                             const std::string& payload);
-
- private:
-  // InvalidationHandlerDelegate implementation.
-  void OnMessage(const std::string& extension_id,
-                 int subchannel,
-                 const std::string& payload) override;
-
-  content::BrowserContext* const browser_context_;
-
-  DISALLOW_COPY_AND_ASSIGN(PushMessagingEventRouter);
-};
-
-class PushMessagingGetChannelIdFunction
-    : public ChromeAsyncExtensionFunction,
-      public ObfuscatedGaiaIdFetcher::Delegate,
-      public OAuth2TokenService::Observer,
-      public OAuth2TokenService::Consumer {
- public:
-  PushMessagingGetChannelIdFunction();
-
- protected:
-  ~PushMessagingGetChannelIdFunction() override;
-
-  // ExtensionFunction:
-  bool RunAsync() override;
-  DECLARE_EXTENSION_FUNCTION("pushMessaging.getChannelId",
-                             PUSHMESSAGING_GETCHANNELID)
-
- private:
-  void ReportResult(const std::string& gaia_id,
-                    const std::string& error_message);
-
-  void BuildAndSendResult(const std::string& gaia_id,
-                          const std::string& error_message);
-
-  // Begin the async fetch of the Gaia ID.
-  void StartGaiaIdFetch(const std::string& access_token);
-
-  // Begin the async fetch of the access token for Gaia ID fetcher.
-  void StartAccessTokenFetch();
-
-  // OAuth2TokenService::Observer implementation.
-  void OnRefreshTokenAvailable(const std::string& account_id) override;
-
-  // OAuth2TokenService::Consumer implementation.
-  void OnGetTokenSuccess(const OAuth2TokenService::Request* request,
-                         const std::string& access_token,
-                         const base::Time& expiration_time) override;
-  void OnGetTokenFailure(const OAuth2TokenService::Request* request,
-                         const GoogleServiceAuthError& error) override;
-
-  // ObfuscatedGiaiaIdFetcher::Delegate implementation.
-  void OnObfuscatedGaiaIdFetchSuccess(const std::string& gaia_id) override;
-  void OnObfuscatedGaiaIdFetchFailure(
-      const GoogleServiceAuthError& error) override;
-
-  scoped_ptr<ObfuscatedGaiaIdFetcher> fetcher_;
-  bool interactive_;
-  scoped_ptr<OAuth2TokenService::Request> fetcher_access_token_request_;
-
-  DISALLOW_COPY_AND_ASSIGN(PushMessagingGetChannelIdFunction);
-};
-
-class PushMessagingAPI : public BrowserContextKeyedAPI,
-                         public ExtensionRegistryObserver {
- public:
-  explicit PushMessagingAPI(content::BrowserContext* context);
-  ~PushMessagingAPI() override;
-
-  // Convenience method to get the PushMessagingAPI for a BrowserContext.
-  static PushMessagingAPI* Get(content::BrowserContext* context);
-
-  // KeyedService implementation.
-  void Shutdown() override;
-
-  // BrowserContextKeyedAPI implementation.
-  static BrowserContextKeyedAPIFactory<PushMessagingAPI>* GetFactoryInstance();
-
-  // For testing purposes.
-  PushMessagingEventRouter* GetEventRouterForTest() const {
-    return event_router_.get();
-  }
-  PushMessagingInvalidationMapper* GetMapperForTest() const {
-    return handler_.get();
-  }
-  void SetMapperForTest(scoped_ptr<PushMessagingInvalidationMapper> mapper);
-
- private:
-  friend class BrowserContextKeyedAPIFactory<PushMessagingAPI>;
-
-  // BrowserContextKeyedAPI implementation.
-  static const char* service_name() {
-    return "PushMessagingAPI";
-  }
-  static const bool kServiceIsNULLWhileTesting = true;
-
-  // Overridden from ExtensionRegistryObserver.
-  void OnExtensionLoaded(content::BrowserContext* browser_context,
-                         const Extension* extension) override;
-  void OnExtensionUnloaded(content::BrowserContext* browser_context,
-                           const Extension* extension,
-                           UnloadedExtensionInfo::Reason reason) override;
-  void OnExtensionWillBeInstalled(content::BrowserContext* browser_context,
-                                  const Extension* extension,
-                                  bool is_update,
-                                  bool from_ephemeral,
-                                  const std::string& old_name) override;
-
-  // Initialize |event_router_| and |handler_|.
-  bool InitEventRouterAndHandler();
-
-  // Created lazily when an app or extension with the push messaging permission
-  // is loaded.
-  scoped_ptr<PushMessagingEventRouter> event_router_;
-  scoped_ptr<PushMessagingInvalidationMapper> handler_;
-
-  ScopedObserver<ExtensionRegistry, ExtensionRegistryObserver>
-      extension_registry_observer_;
-
-  content::BrowserContext* browser_context_;
-
-  DISALLOW_COPY_AND_ASSIGN(PushMessagingAPI);
-};
-
-template <>
-void BrowserContextKeyedAPIFactory<
-    PushMessagingAPI>::DeclareFactoryDependencies();
-
-}  // namespace extensions
-
-#endif  // CHROME_BROWSER_EXTENSIONS_API_PUSH_MESSAGING_PUSH_MESSAGING_API_H__