Move the content-dependent RecreateLayer logic from aura::Window to RWHVA

ui/views/widget/desktop_aura/desktop_native_widget_aura.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 "ui/views/widget/desktop_aura/desktop_native_widget_aura.h"
 
 #include "base/bind.h"
 #include "ui/aura/client/activation_client.h"
 #include "ui/aura/client/aura_constants.h"
 #include "ui/aura/client/cursor_client.h"
@@ skipping 761 matching lines @@
 }
 
 bool DesktopNativeWidgetAura::HasHitTestMask() const {
   return native_widget_delegate_->HasHitTestMask();
 }
 
 void DesktopNativeWidgetAura::GetHitTestMask(gfx::Path* mask) const {
   native_widget_delegate_->GetHitTestMask(mask);
 }
 
-scoped_refptr<ui::Texture> DesktopNativeWidgetAura::CopyTexture() {
-  // The layer we create doesn't have an external texture, so this should never
-  // get invoked.
-  NOTREACHED();
-  return scoped_refptr<ui::Texture>();
-}
+void DesktopNativeWidgetAura::DidRecreateLayer(ui::Layer* old_layer,
+                                               ui::Layer* new_layer) {}
 
 ////////////////////////////////////////////////////////////////////////////////
 // DesktopNativeWidgetAura, ui::EventHandler implementation:
 
 void DesktopNativeWidgetAura::OnKeyEvent(ui::KeyEvent* event) {
   if (event->is_char()) {
     // If a ui::InputMethod object is attached to the root window, character
     // events are handled inside the object and are not passed to this function.
     // If such object is not attached, character events might be sent (e.g. on
     // Windows). In this case, we just skip these.
@@ skipping 144 matching lines @@
 }
 
 ////////////////////////////////////////////////////////////////////////////////
 // DesktopNativeWidgetAura, NativeWidget implementation:
 
 ui::EventHandler* DesktopNativeWidgetAura::GetEventHandler() {
   return this;
 }
 
 }  // namespace views