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

ash/root_window_controller.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 "ash/root_window_controller.h"
 
 #include <queue>
 #include <vector>
 
 #include "ash/ash_constants.h"
@@ skipping 180 matching lines @@
   virtual void OnWindowDestroying() OVERRIDE {}
   virtual void OnWindowDestroyed() OVERRIDE {
     delete this;
   }
   virtual void OnWindowTargetVisibilityChanged(bool visible) OVERRIDE {
   }
   virtual bool HasHitTestMask() const OVERRIDE {
     return false;
   }
   virtual void GetHitTestMask(gfx::Path* mask) const OVERRIDE {}
-  virtual scoped_refptr<ui::Texture> CopyTexture() OVERRIDE {
-    NOTREACHED();
-    return scoped_refptr<ui::Texture>();
-  }
+  virtual void DidRecreateLayer(ui::Layer* old_layer,
+                                ui::Layer* new_layer) OVERRIDE {}
 
  private:
   DISALLOW_COPY_AND_ASSIGN(EmptyWindowDelegate);
 };
 
 }  // namespace
 
 namespace internal {
 
 RootWindowController::RootWindowController(aura::RootWindow* root_window)
@@ skipping 603 matching lines @@
     DisableTouchHudProjection();
 }
 
 RootWindowController* GetRootWindowController(
     const aura::RootWindow* root_window) {
   return root_window ? GetRootWindowSettings(root_window)->controller : NULL;
 }
 
 }  // namespace internal
 }  // namespace ash