Remove DispositionChangePhase.

mojo/examples/nesting_app/nesting_app.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/basictypes.h"
 #include "base/bind.h"
 #include "base/strings/stringprintf.h"
 #include "mojo/examples/window_manager/window_manager.mojom.h"
 #include "mojo/public/cpp/application/application_connection.h"
 #include "mojo/public/cpp/application/application_delegate.h"
@@ skipping 84 matching lines @@
     NavigateChild();
   }
 
   // Overridden from ViewObserver:
   virtual void OnViewInputEvent(View* view, const EventPtr& event) OVERRIDE {
     if (event->action == ui::ET_MOUSE_RELEASED)
       window_manager_->CloseWindow(view->node()->id());
   }
 
   // Overridden from NodeObserver:
-  virtual void OnNodeDestroy(
-      Node* node,
-      NodeObserver::DispositionChangePhase phase) OVERRIDE {
-    if (phase != NodeObserver::DISPOSITION_CHANGED)
-      return;
+  virtual void OnNodeDestroyed(Node* node) OVERRIDE {
     // TODO(beng): reap views & child nodes.
     nested_ = NULL;
   }
 
   void NavigateChild() {
     if (!color_.empty() && nested_) {
       navigation::NavigationDetailsPtr details(
           navigation::NavigationDetails::New());
       details->url =
           base::StringPrintf("%s/%s", kEmbeddedAppURL, color_.c_str());
@@ skipping 14 matching lines @@
 };
 
 }  // namespace examples
 
 // static
 ApplicationDelegate* ApplicationDelegate::Create() {
   return new examples::NestingApp;
 }
 
 }  // namespace mojo