Remove isolated app code from iOS's chrome_browser_state_io_data.

ios/chrome/browser/browser_state/chrome_browser_state_io_data.h

 // Copyright 2015 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 IOS_CHROME_BROWSER_BROWSER_STATE_CHROME_BROWSER_STATE_IO_DATA_H_
 #define IOS_CHROME_BROWSER_BROWSER_STATE_CHROME_BROWSER_STATE_IO_DATA_H_
 
 #include <map>
 #include <string>
 #include <vector>
@@ skipping 73 matching lines @@
   static void InstallProtocolHandlers(
       net::URLRequestJobFactoryImpl* job_factory,
       ProtocolHandlerMap* protocol_handlers);
 
   // Initializes the ChromeBrowserStateIOData object and primes the
   // RequestContext generation. Must be called prior to any of the Get*()
   // methods other than GetResouceContext or GetMetricsEnabledStateOnIOThread.
   void Init(ProtocolHandlerMap* protocol_handlers) const;
 
   net::URLRequestContext* GetMainRequestContext() const;
-  net::URLRequestContext* GetIsolatedAppRequestContext(
-      net::URLRequestContext* main_context,
-      const base::FilePath& partition_path) const;
 
   // These are useful when the Chrome layer is called from the content layer
   // with a content::ResourceContext, and they want access to Chrome data for
   // that browser state.
   content_settings::CookieSettings* GetCookieSettings() const;
   HostContentSettingsMap* GetHostContentSettingsMap() const;
 
   StringPrefMember* google_services_account_id() const {
     return &google_services_user_account_id_;
   }
@@ skipping 22 matching lines @@
   bool GetMetricsEnabledStateOnIOThread() const;
 
   bool IsDataReductionProxyEnabled() const;
 
   data_reduction_proxy::DataReductionProxyIOData* data_reduction_proxy_io_data()
       const {
     return data_reduction_proxy_io_data_.get();
   }
 
  protected:
-  // A URLRequestContext for apps that owns its cookie store and HTTP factory,
-  // to ensure they are deleted.
-  class AppRequestContext : public net::URLRequestContext {
-   public:
-    AppRequestContext();
-
-    void SetCookieStore(net::CookieStore* cookie_store);
-    void SetHttpTransactionFactory(
-        scoped_ptr<net::HttpTransactionFactory> http_factory);
-    void SetJobFactory(scoped_ptr<net::URLRequestJobFactory> job_factory);
-
-   private:
-    ~AppRequestContext() override;
-
-    scoped_refptr<net::CookieStore> cookie_store_;
-    scoped_ptr<net::HttpTransactionFactory> http_factory_;
-    scoped_ptr<net::URLRequestJobFactory> job_factory_;
-  };
-
   // Created on the UI thread, read on the IO thread during
   // ChromeBrowserStateIOData lazy initialization.
   struct ProfileParams {
     ProfileParams();
     ~ProfileParams();
 
     base::FilePath path;
     IOSChromeIOThread* io_thread;
     scoped_refptr<content_settings::CookieSettings> cookie_settings;
     scoped_refptr<HostContentSettingsMap> host_content_settings_map;
@@ skipping 74 matching lines @@
   // Virtual interface for subtypes to implement:
   // --------------------------------------------
 
   // Does the actual initialization of the ChromeBrowserStateIOData subtype.
   // Subtypes should use the static helper functions above to implement this.
   virtual void InitializeInternal(
       scoped_ptr<IOSChromeNetworkDelegate> chrome_network_delegate,
       ProfileParams* profile_params,
       ProtocolHandlerMap* protocol_handlers) const = 0;
 
-  // Does an on-demand initialization of a RequestContext for the given
-  // isolated app.
-  virtual net::URLRequestContext* InitializeAppRequestContext(
-      net::URLRequestContext* main_context) const = 0;
-
-  // These functions are used to transfer ownership of the lazily initialized
-  // context from ChromeBrowserStateIOData to the URLRequestContextGetter.
-  virtual net::URLRequestContext* AcquireIsolatedAppRequestContext(
-      net::URLRequestContext* main_context) const = 0;
-
   // The order *DOES* matter for the majority of these member variables, so
   // don't move them around unless you know what you're doing!
   // General rules:
   //   * ResourceContext references the URLRequestContexts, so
   //   URLRequestContexts must outlive ResourceContext, hence ResourceContext
   //   should be destroyed first.
   //   * URLRequestContexts reference a whole bunch of members, so
   //   URLRequestContext needs to be destroyed before them.
   //   * Therefore, ResourceContext should be listed last, and then the
   //   URLRequestContexts, and then the URLRequestContext members.
@@ skipping 28 matching lines @@
   mutable scoped_ptr<net::TransportSecurityState> transport_security_state_;
   mutable scoped_ptr<net::CTVerifier> cert_transparency_verifier_;
   mutable scoped_ptr<net::HttpServerProperties> http_server_properties_;
   mutable scoped_ptr<net::TransportSecurityPersister>
       transport_security_persister_;
   mutable scoped_ptr<net::CertificateReportSender> certificate_report_sender_;
 
   // These are only valid in between LazyInitialize() and their accessor being
   // called.
   mutable scoped_ptr<net::URLRequestContext> main_request_context_;
-  // One URLRequestContext per isolated app for main and media requests.
-  mutable URLRequestContextMap app_request_context_map_;
 
   mutable scoped_refptr<content_settings::CookieSettings> cookie_settings_;
 
   mutable scoped_refptr<HostContentSettingsMap> host_content_settings_map_;
 
   mutable scoped_ptr<IOSChromeHttpUserAgentSettings>
       chrome_http_user_agent_settings_;
 
   // TODO(jhawkins): Remove once crbug.com/102004 is fixed.
   bool initialized_on_UI_thread_;
 
   const ios::ChromeBrowserStateType browser_state_type_;
 
   DISALLOW_COPY_AND_ASSIGN(ChromeBrowserStateIOData);
 };
 
 #endif  // IOS_CHROME_BROWSER_BROWSER_STATE_CHROME_BROWSER_STATE_IO_DATA_H_