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

ui/base/ime/remote_input_method_win.cc

 // Copyright 2013 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 "ui/base/ime/remote_input_method_win.h"
 
 #include <stddef.h>
 #include <stdint.h>
 
 #include "base/command_line.h"
 #include "base/macros.h"
 #include "base/observer_list.h"
 #include "base/strings/utf_string_conversions.h"
-#include "base/win/metro.h"
 #include "base/win/scoped_handle.h"
 #include "ui/base/ime/input_method.h"
 #include "ui/base/ime/input_method_delegate.h"
 #include "ui/base/ime/input_method_observer.h"
 #include "ui/base/ime/remote_input_method_delegate_win.h"
 #include "ui/base/ime/text_input_client.h"
 #include "ui/base/ime/win/tsf_input_scope.h"
 #include "ui/base/ui_base_switches.h"
 #include "ui/events/event.h"
 #include "ui/events/event_utils.h"
@@ skipping 334 matching lines @@
   if (ui::g_public_interface_ && ui::g_private_interface_)
     return false;
 
   DWORD process_id = 0;
   if (GetWindowThreadProcessId(widget, &process_id) == 0)
     return false;
   base::win::ScopedHandle process_handle(::OpenProcess(
       PROCESS_QUERY_LIMITED_INFORMATION, FALSE, process_id));
   if (!process_handle.IsValid())
     return false;
-  return base::win::IsProcessImmersive(process_handle.Get()) ||
-         base::CommandLine::ForCurrentProcess()->HasSwitch(
-             switches::kViewerConnect);
+  return base::CommandLine::ForCurrentProcess()->HasSwitch(
+      switches::kViewerConnect);
 }
 
 RemoteInputMethodPrivateWin::RemoteInputMethodPrivateWin() {}
 
 scoped_ptr<InputMethod> CreateRemoteInputMethodWin(
     internal::InputMethodDelegate* delegate) {
   return make_scoped_ptr(new RemoteInputMethodWin(delegate));
 }
 
 // static
 RemoteInputMethodPrivateWin* RemoteInputMethodPrivateWin::Get(
     InputMethod* input_method) {
   return GetPrivate(input_method);
 }
 
 }  // namespace ui