Logically revert r206996, which is no longer used in the era of Aura

ui/base/ime/input_method_initializer.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/input_method_initializer.h"
 
 #if defined(OS_CHROMEOS)
 #include "ui/base/ime/chromeos/ime_bridge.h"
 #elif defined(USE_AURA) && defined(OS_LINUX) && !defined(USE_OZONE)
 #include "ui/base/ime/input_method_auralinux.h"
 #include "ui/base/ime/linux/fake_input_method_context_factory.h"
-#elif defined(OS_WIN)
-#include "base/win/metro.h"
-#include "ui/base/ime/input_method_factory.h"
 #endif
 
 namespace {
 
 #if !defined(OS_CHROMEOS) && defined(USE_AURA) && defined(OS_LINUX) && \
     !defined(USE_OZONE)
 const ui::LinuxInputMethodContextFactory* g_linux_input_method_context_factory;
 #endif
 
 }  // namespace
 
 namespace ui {
 
 void InitializeInputMethod() {
 #if defined(OS_CHROMEOS)
   chromeos::IMEBridge::Initialize();
 #elif defined(USE_AURA) && defined(OS_LINUX) && !defined(USE_OZONE)
   InputMethodAuraLinux::Initialize();
 #endif
 }
 
 void ShutdownInputMethod() {
 #if defined(OS_CHROMEOS)
   chromeos::IMEBridge::Shutdown();
-#elif defined(OS_WIN)
-  internal::DestroySharedInputMethod();
 #endif
 }
 
 void InitializeInputMethodForTesting() {
 #if defined(OS_CHROMEOS)
   chromeos::IMEBridge::Initialize();
 #elif defined(USE_AURA) && defined(OS_LINUX) && !defined(USE_OZONE)
   if (!g_linux_input_method_context_factory)
     g_linux_input_method_context_factory = new FakeInputMethodContextFactory();
   const LinuxInputMethodContextFactory* factory =
@@ skipping 10 matching lines @@
 #if defined(OS_CHROMEOS)
   chromeos::IMEBridge::Shutdown();
 #elif defined(USE_AURA) && defined(OS_LINUX) && !defined(USE_OZONE)
   const LinuxInputMethodContextFactory* factory =
       LinuxInputMethodContextFactory::instance();
   CHECK(!factory || factory == g_linux_input_method_context_factory)
       << "An unknown LinuxInputMethodContextFactory was set.";
   LinuxInputMethodContextFactory::SetInstance(NULL);
   delete g_linux_input_method_context_factory;
   g_linux_input_method_context_factory = NULL;
-#elif defined(OS_WIN)
-  internal::DestroySharedInputMethod();
 #endif
 }
 
 }  // namespace ui