Enable QUIC for proxies only when QUIC is enabled

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 160 matching lines @@
   io_data_->app_cache_max_size_ = cache_max_size;
   io_data_->app_media_cache_max_size_ = media_cache_max_size;
 
   io_data_->predictor_.reset(predictor);
   io_data_->domain_reliability_monitor_ = std::move(domain_reliability_monitor);
 
   io_data_->InitializeMetricsEnabledStateOnUIThread();
   if (io_data_->domain_reliability_monitor_)
     io_data_->domain_reliability_monitor_->MoveToNetworkThread();
 
-  // TODO(tbansal): Move this to IO thread once the data reduction proxy
-  // params are unified into a single object.
-  bool enable_quic_for_data_reduction_proxy =
-      IOThread::ShouldEnableQuicForDataReductionProxy();
-
   io_data_->set_data_reduction_proxy_io_data(
       CreateDataReductionProxyChromeIOData(
           g_browser_process->io_thread()->net_log(), profile_->GetPrefs(),
           BrowserThread::GetMessageLoopProxyForThread(BrowserThread::IO),
-          BrowserThread::GetMessageLoopProxyForThread(BrowserThread::UI),
-          enable_quic_for_data_reduction_proxy));
+          BrowserThread::GetMessageLoopProxyForThread(BrowserThread::UI)));
 
   base::SequencedWorkerPool* pool = BrowserThread::GetBlockingPool();
   scoped_refptr<base::SequencedTaskRunner> db_task_runner =
       pool->GetSequencedTaskRunnerWithShutdownBehavior(
           pool->GetSequenceToken(),
           base::SequencedWorkerPool::SKIP_ON_SHUTDOWN);
   std::unique_ptr<data_reduction_proxy::DataStore> store(
       new data_reduction_proxy::DataStoreImpl(profile_path));
   DataReductionProxyChromeSettingsFactory::GetForBrowserContext(profile_)
       ->InitDataReductionProxySettings(
@@ skipping 586 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);
 }