Revert "Remove dependencies on /media for iOS."

content/browser/browser_main_loop.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 "content/browser/browser_main_loop.h"
 
 #include "base/bind.h"
 #include "base/command_line.h"
 #include "base/debug/trace_event.h"
 #include "base/logging.h"
@@ skipping 385 matching lines @@
   }
   {
     TRACE_EVENT0("startup", "BrowserMainLoop::Subsystem:HighResTimerManager")
     hi_res_timer_manager_.reset(new base::HighResolutionTimerManager);
   }
   {
     TRACE_EVENT0("startup", "BrowserMainLoop::Subsystem:NetworkChangeNotifier")
     network_change_notifier_.reset(net::NetworkChangeNotifier::Create());
   }
 
-#if !defined(OS_IOS)
   {
     TRACE_EVENT0("startup", "BrowserMainLoop::Subsystem:MediaFeatures")
     media::InitializeCPUSpecificMediaFeatures();
   }
   {
     TRACE_EVENT0("startup", "BrowserMainLoop::Subsystem:AudioMan")
     audio_manager_.reset(media::AudioManager::Create());
   }
   {
     TRACE_EVENT0("startup", "BrowserMainLoop::Subsystem:MIDIManager")
     midi_manager_.reset(media::MIDIManager::Create());
   }
+
+#if !defined(OS_IOS)
   {
     TRACE_EVENT0("startup", "BrowserMainLoop::Subsystem:ContentWebUIController")
     WebUIControllerFactory::RegisterFactory(
         ContentWebUIControllerFactory::GetInstance());
   }
 
   {
     TRACE_EVENT0("startup", "BrowserMainLoop::Subsystem:AudioMirroringManager")
     audio_mirroring_manager_.reset(new AudioMirroringManager());
   }
@@ skipping 503 matching lines @@
   if (parameters_.ui_task)
     base::MessageLoopForUI::current()->PostTask(FROM_HERE,
                                                 *parameters_.ui_task);
 
   base::RunLoop run_loop;
   run_loop.Run();
 #endif
 }
 
 }  // namespace content