Make it possible to change the viewport size

mojo/services/window_manager/window_manager_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 "mojo/services/window_manager/window_manager_app.h"
 
 #include "base/message_loop/message_loop.h"
 #include "base/stl_util.h"
 #include "mojo/aura/aura_init.h"
 #include "mojo/converters/geometry/geometry_type_converters.h"
@@ skipping 347 matching lines @@
     return;
   }
   view->RemoveObserver(this);
   DCHECK(it != view_id_to_window_map_.end());
   // Delete before we remove from map as destruction may want to look up view
   // for window.
   delete it->second;
   view_id_to_window_map_.erase(it);
 }
 
+void WindowManagerApp::SetViewportSize(gfx::Size size) {
+  window_manager_client_->SetViewportSize(Size::From(size));
+}
+
 void WindowManagerApp::LaunchViewManager(ApplicationImpl* app) {
   // TODO(sky): figure out logic if this connection goes away.
   view_manager_client_factory_.reset(
       new ViewManagerClientFactory(shell_, this));
 
   MessagePipe pipe;
   ApplicationConnection* view_manager_app =
       app->ConnectToApplication("mojo:view_manager");
   ServiceProvider* view_manager_service_provider =
       view_manager_app->GetServiceProvider();
   view_manager_service_provider->ConnectToService(ViewManagerService::Name_,
                                                   pipe.handle1.Pass());
   view_manager_client_ = ViewManagerClientFactory::WeakBindViewManagerToPipe(
                              pipe.handle0.Pass(), shell_, this).Pass();
 
   view_manager_app->AddService(&native_viewport_event_dispatcher_factory_);
 
   view_manager_app->ConnectToService(&window_manager_client_);
 }
 
 }  // namespace mojo