Minimal Chrome Frame with Aura.

ui/views/widget/widget.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/widget.h"
 
 #include "base/debug/trace_event.h"
 #include "base/logging.h"
 #include "base/message_loop.h"
 #include "base/utf_string_conversions.h"
@@ skipping 1008 matching lines @@
 void Widget::OnNativeWidgetCreated() {
   if (is_top_level())
     focus_manager_.reset(FocusManagerFactory::Create(this));
 
   native_widget_->SetAccessibleRole(
       widget_delegate_->GetAccessibleWindowRole());
   native_widget_->SetAccessibleState(
       widget_delegate_->GetAccessibleWindowState());
 
   native_widget_->InitModalType(widget_delegate_->GetModalType());
+
+  FOR_EACH_OBSERVER(WidgetObserver, observers_, OnWidgetCreated(this));
 }
 
 void Widget::OnNativeWidgetDestroying() {
   // Tell the focus manager (if any) that root_view is being removed
   // in case that the focused view is under this root view.
   if (GetFocusManager())
     GetFocusManager()->ViewRemoved(root_view_.get());
   FOR_EACH_OBSERVER(WidgetObserver, observers_, OnWidgetDestroying(this));
   if (non_client_view_)
     non_client_view_->WindowClosing();
   widget_delegate_->WindowClosing();
 }
 
 void Widget::OnNativeWidgetDestroyed() {
+  FOR_EACH_OBSERVER(WidgetObserver, observers_, OnWidgetDestroyed(this));
   widget_delegate_->DeleteDelegate();
   widget_delegate_ = NULL;
   native_widget_destroyed_ = true;
 }
 
 gfx::Size Widget::GetMinimumSize() {
   return non_client_view_ ? non_client_view_->GetMinimumSize() : gfx::Size();
 }
 
 gfx::Size Widget::GetMaximumSize() {
@@ skipping 369 matching lines @@
 
 ////////////////////////////////////////////////////////////////////////////////
 // internal::NativeWidgetPrivate, NativeWidget implementation:
 
 internal::NativeWidgetPrivate* NativeWidgetPrivate::AsNativeWidgetPrivate() {
   return this;
 }
 
 }  // namespace internal
 }  // namespace views