First cut at supporting activation in the window manager

mojo/services/view_manager/connection_manager.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 "mojo/services/view_manager/connection_manager.h"
 
 #include "base/logging.h"
 #include "mojo/public/cpp/application/application_connection.h"
 #include "mojo/public/interfaces/application/service_provider.mojom.h"
 #include "mojo/services/public/cpp/input_events/input_events_type_converters.h"
@@ skipping 261 matching lines @@
 
   // TODO(sky): optimize this.
   display_manager_.SchedulePaint(view->parent(), old_bounds);
   display_manager_.SchedulePaint(view->parent(), new_bounds);
 }
 
 void ConnectionManager::OnViewSurfaceIdChanged(const ServerView* view) {
   display_manager_.SchedulePaint(view, gfx::Rect(view->bounds().size()));
 }
 
+void ConnectionManager::OnViewReordered(const ServerView* view,
+                                        const ServerView* relative,
+                                        OrderDirection direction) {
+  display_manager_.SchedulePaint(view, gfx::Rect(view->bounds().size()));
+}
+
 void ConnectionManager::OnWillChangeViewVisibility(const ServerView* view) {
   for (ConnectionMap::iterator i = connection_map_.begin();
        i != connection_map_.end();
        ++i) {
     i->second->ProcessWillChangeViewVisibility(view, IsChangeSource(i->first));
   }
 }
 
 }  // namespace service
 }  // namespace mojo