Make it possible to change the viewport size

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 "base/stl_util.h"
+#include "mojo/converters/geometry/geometry_type_converters.h"
 #include "mojo/converters/input_events/input_events_type_converters.h"
 #include "mojo/public/cpp/application/application_connection.h"
 #include "mojo/public/interfaces/application/service_provider.mojom.h"
 #include "mojo/services/view_manager/connection_manager_delegate.h"
 #include "mojo/services/view_manager/view_manager_service_impl.h"
 
 namespace mojo {
 namespace service {
 
 class WindowManagerInternalClientImpl
     : public InterfaceImpl<WindowManagerInternalClient> {
  public:
   WindowManagerInternalClientImpl(WindowManagerInternalClient* real_client,
                                   ErrorHandler* error_handler)
       : real_client_(real_client), error_handler_(error_handler) {}
   ~WindowManagerInternalClientImpl() override {}
 
   // WindowManagerInternalClient:
   void DispatchInputEventToView(Id transport_view_id, EventPtr event) override {
     real_client_->DispatchInputEventToView(transport_view_id, event.Pass());
   }
 
+  void SetViewportSize(SizePtr size) override {
+    real_client_->SetViewportSize(size.Pass());
+  }
+
   // InterfaceImpl:
   void OnConnectionError() override { error_handler_->OnConnectionError(); }
 
  private:
   WindowManagerInternalClient* real_client_;
   ErrorHandler* error_handler_;
 
   DISALLOW_COPY_AND_ASSIGN(WindowManagerInternalClientImpl);
 };
 
@@ skipping 276 matching lines @@
 void ConnectionManager::OnViewPropertyChanged(
     const ServerView* view,
     const std::string& name,
     const std::vector<uint8_t>* new_data) {
   for (auto& pair : connection_map_) {
     pair.second->ProcessViewPropertyChanged(
         view, name, new_data, IsChangeSource(pair.first));
   }
 }
 
+void ConnectionManager::SetViewportSize(SizePtr size) {
+  gfx::Size new_size = size.To<gfx::Size>();
+  display_manager_.SetViewportSize(new_size);
+}
+
 void ConnectionManager::DispatchInputEventToView(Id transport_view_id,
                                                  EventPtr event) {
   const ViewId view_id(ViewIdFromTransportId(transport_view_id));
 
   ViewManagerServiceImpl* connection = GetConnectionWithRoot(view_id);
   if (!connection)
     connection = GetConnection(view_id.connection_id);
   if (connection) {
     connection->client()->OnViewInputEvent(
         transport_view_id, event.Pass(), base::Bind(&base::DoNothing));
@@ skipping 30 matching lines @@
       new WindowManagerInternalClientImpl(this, this));
   WeakBindToRequest(wm_internal_client_impl_.get(), &request);
 }
 
 void ConnectionManager::OnConnectionError() {
   delegate_->OnLostConnectionToWindowManager();
 }
 
 }  // namespace service
 }  // namespace mojo