Remove base/win/metro.{cc|h} and some associated code

media/capture/video/win/video_capture_device_factory_win.cc

 // Copyright 2014 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 "media/capture/video/win/video_capture_device_factory_win.h"
 
 #include <mfapi.h>
 #include <mferror.h>
 #include <stddef.h>
 
 #include "base/command_line.h"
 #include "base/macros.h"
 #include "base/metrics/histogram.h"
 #include "base/strings/string_util.h"
 #include "base/strings/sys_string_conversions.h"
-#include "base/win/metro.h"
 #include "base/win/scoped_co_mem.h"
 #include "base/win/scoped_variant.h"
 #include "base/win/windows_version.h"
 #include "media/base/media_switches.h"
 #include "media/base/win/mf_initializer.h"
 #include "media/capture/video/win/video_capture_device_mf_win.h"
 #include "media/capture/video/win/video_capture_device_win.h"
 
 using base::win::ScopedCoMem;
 using base::win::ScopedComPtr;
@@ skipping 344 matching lines @@
   return g_dlls_available;
 }
 
 VideoCaptureDeviceFactoryWin::VideoCaptureDeviceFactoryWin() {
   // Use Media Foundation for Metro processes (after and including Win8) and
   // DirectShow for any other versions, unless forced via flag. Media Foundation
   // can also be forced if appropriate flag is set and we are in Windows 7 or
   // 8 in non-Metro mode.
   const base::CommandLine* cmd_line = base::CommandLine::ForCurrentProcess();
   use_media_foundation_ =
-      (base::win::IsMetroProcess() &&
-       !cmd_line->HasSwitch(switches::kForceDirectShowVideoCapture)) ||
-      (base::win::GetVersion() >= base::win::VERSION_WIN7 &&
-       cmd_line->HasSwitch(switches::kForceMediaFoundationVideoCapture));
+      base::win::GetVersion() >= base::win::VERSION_WIN7 &&
+      cmd_line->HasSwitch(switches::kForceMediaFoundationVideoCapture);
 }
 
 scoped_ptr<VideoCaptureDevice> VideoCaptureDeviceFactoryWin::Create(
     const Name& device_name) {
   DCHECK(thread_checker_.CalledOnValidThread());
   scoped_ptr<VideoCaptureDevice> device;
   if (device_name.capture_api_type() == Name::MEDIA_FOUNDATION) {
     DCHECK(PlatformSupportsMediaFoundation());
     device.reset(new VideoCaptureDeviceMFWin(device_name));
     DVLOG(1) << " MediaFoundation Device: " << device_name.name();
@@ skipping 33 matching lines @@
 }
 
 // static
 VideoCaptureDeviceFactory*
 VideoCaptureDeviceFactory::CreateVideoCaptureDeviceFactory(
     scoped_refptr<base::SingleThreadTaskRunner> ui_task_runner) {
   return new VideoCaptureDeviceFactoryWin();
 }
 
 }  // namespace media