NativeWidgetViews: Implement widget activation/deactivation.

views/widget/native_widget_views.cc

 // Copyright (c) 2011 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 "views/widget/native_widget_views.h"
 
 #include "ui/gfx/compositor/compositor.h"
 #include "views/desktop/desktop_window_view.h"
 #include "views/view.h"
 #include "views/views_delegate.h"
@@ skipping 360 matching lines @@
     const gfx::Rect& restored_bounds) {
   Show();
 }
 
 bool NativeWidgetViews::IsVisible() const {
   return view_->IsVisible();
 }
 
 void NativeWidgetViews::Activate() {
   // Enable WidgetObserverTest.ActivationChange when this is implemented.
-  NOTIMPLEMENTED();
+  MoveToTop();
+  OnActivate(true);
 }
 
 void NativeWidgetViews::Deactivate() {
-  NOTIMPLEMENTED();
+  OnActivate(false);
 }
 
 bool NativeWidgetViews::IsActive() const {
   return active_;
 }
 
 void NativeWidgetViews::SetAlwaysOnTop(bool on_top) {
   NOTIMPLEMENTED();
 }
 
@@ skipping 103 matching lines @@
 
 const internal::NativeWidgetPrivate*
     NativeWidgetViews::GetParentNativeWidget() const {
   const Widget* containing_widget = view_ ? view_->GetWidget() : NULL;
   return containing_widget ? static_cast<const internal::NativeWidgetPrivate*>(
       containing_widget->native_widget()) :
       NULL;
 }
 
 }  // namespace views