Remove some code inside USE_AURA and OS_WIN ifdefs.

content/browser/frame_host/render_widget_host_view_guest.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 "base/bind_helpers.h"
 #include "base/command_line.h"
 #include "base/logging.h"
 #include "base/message_loop/message_loop.h"
 #include "content/browser/browser_plugin/browser_plugin_guest.h"
 #include "content/browser/frame_host/render_widget_host_view_guest.h"
@@ skipping 430 matching lines @@
 #if defined(TOOLKIT_GTK)
 GdkEventButton* RenderWidgetHostViewGuest::GetLastMouseDown() {
   return NULL;
 }
 
 gfx::NativeView RenderWidgetHostViewGuest::BuildInputMethodsGtkMenu() {
   return platform_view_->BuildInputMethodsGtkMenu();
 }
 #endif  // defined(TOOLKIT_GTK)
 
-#if defined(OS_WIN) && !defined(USE_AURA)
-void RenderWidgetHostViewGuest::WillWmDestroy() {
-}
-#endif
-
-#if defined(OS_WIN) && defined(USE_AURA)
+#if defined(OS_WIN)
 void RenderWidgetHostViewGuest::SetParentNativeViewAccessible(
     gfx::NativeViewAccessible accessible_parent) {
 }
 
 gfx::NativeViewId RenderWidgetHostViewGuest::GetParentForWindowlessPlugin()
     const {
   return NULL;
 }
 #endif
 
@@ skipping 69 matching lines @@
     return;
   for (ui::GestureRecognizer::Gestures::iterator g_it = gestures->begin();
       g_it != gestures->end();
       ++g_it) {
     ForwardGestureEventToRenderer(*g_it);
   }
 }
 
 
 }  // namespace content