Serve offline page for online URL on disconnected or bad networks

chrome/browser/profiles/profile_impl_io_data.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/profiles/profile_impl_io_data.h"
 
 #include <memory>
 #include <set>
 #include <string>
 #include <utility>
@@ skipping 51 matching lines @@
 #include "net/http/http_cache.h"
 #include "net/http/http_network_session.h"
 #include "net/http/http_server_properties_manager.h"
 #include "net/sdch/sdch_owner.h"
 #include "net/ssl/channel_id_service.h"
 #include "net/url_request/url_request_intercepting_job_factory.h"
 #include "net/url_request/url_request_job_factory_impl.h"
 #include "storage/browser/quota/special_storage_policy.h"
 
 #if defined(OS_ANDROID)
-#include "chrome/browser/android/offline_pages/offline_page_request_handler.h"
+#include "chrome/browser/android/offline_pages/offline_page_request_interceptor.h"
 #endif  // defined(OS_ANDROID)
 
 namespace {
 
 net::BackendType ChooseCacheBackendType() {
 #if !defined(OS_ANDROID)
   const base::CommandLine& command_line =
       *base::CommandLine::ForCurrentProcess();
   if (command_line.HasSwitch(switches::kUseSimpleCacheBackend)) {
     const std::string opt_value =
@@ skipping 442 matching lines @@
   ftp_factory_.reset(
       new net::FtpNetworkLayer(io_thread_globals->host_resolver.get()));
 #endif  // !defined(DISABLE_FTP_SUPPORT)
 
   std::unique_ptr<net::URLRequestJobFactoryImpl> main_job_factory(
       new net::URLRequestJobFactoryImpl());
   InstallProtocolHandlers(main_job_factory.get(), protocol_handlers);
 
   // Install the Offline Page Interceptor.
 #if defined(OS_ANDROID)
-  std::unique_ptr<net::URLRequestInterceptor> offline_page_interceptor =
-      offline_pages::OfflinePageRequestHandler::CreateInterceptor(
-          profile_params->profile);
-  if (offline_page_interceptor)
-    request_interceptors.push_back(std::move(offline_page_interceptor));
+  request_interceptors.push_back(std::unique_ptr<net::URLRequestInterceptor>(
+      new offline_pages::OfflinePageRequestInterceptor(
+          profile_params->profile)));
 #endif
 
   // The data reduction proxy interceptor should be as close to the network
   // as possible.
   request_interceptors.insert(
       request_interceptors.begin(),
       data_reduction_proxy_io_data()->CreateInterceptor().release());
   main_job_factory_ = SetUpJobFactoryDefaults(
       std::move(main_job_factory), std::move(request_interceptors),
       std::move(profile_params->protocol_handler_interceptor),
@@ skipping 244 matching lines @@
     const base::Closure& completion) {
   DCHECK_CURRENTLY_ON(BrowserThread::IO);
   DCHECK(initialized());
 
   DCHECK(transport_security_state());
   // Completes synchronously.
   transport_security_state()->DeleteAllDynamicDataSince(time);
   DCHECK(http_server_properties_manager_);
   http_server_properties_manager_->Clear(completion);
 }