Plumb ViewportMetrics change notifications around the world and back.

services/view_manager/view_manager_service_apptest.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 "base/bind.h"
 #include "base/message_loop/message_loop.h"
 #include "base/run_loop.h"
 #include "mojo/public/cpp/application/application_delegate.h"
 #include "mojo/public/cpp/application/application_impl.h"
 #include "mojo/public/cpp/application/application_test_base.h"
@@ skipping 16 matching lines @@
 using mojo::ORDER_DIRECTION_ABOVE;
 using mojo::ORDER_DIRECTION_BELOW;
 using mojo::OrderDirection;
 using mojo::RectPtr;
 using mojo::ServiceProvider;
 using mojo::ServiceProviderPtr;
 using mojo::String;
 using mojo::ViewDataPtr;
 using mojo::ViewManagerClient;
 using mojo::ViewManagerService;
+using mojo::ViewportMetricsPtr;
 
 namespace view_manager {
 
 // Creates an id used for transport from the specified parameters.
 Id BuildViewId(ConnectionSpecificId connection_id,
                ConnectionSpecificId view_id) {
   return (connection_id << 16) | view_id;
 }
 
 // Callback function from ViewManagerService functions. ------------------------
@@ skipping 227 matching lines @@
   }
   void OnEmbeddedAppDisconnected(Id view_id) override {
     tracker()->OnEmbeddedAppDisconnected(view_id);
   }
   void OnViewBoundsChanged(Id view_id,
                            RectPtr old_bounds,
                            RectPtr new_bounds) override {
     tracker()->OnViewBoundsChanged(view_id, old_bounds.Pass(),
                                    new_bounds.Pass());
   }
+  void OnViewViewportMetricsChanged(Id view_id,
+                                    ViewportMetricsPtr old_metrics,
+                                    ViewportMetricsPtr new_metrics) override {
+    tracker()->OnViewViewportMetricsChanged(view_id, old_metrics.Pass(),
+                                            new_metrics.Pass());
+  }
   void OnViewHierarchyChanged(Id view,
                               Id new_parent,
                               Id old_parent,
                               Array<ViewDataPtr> views) override {
     tracker()->OnViewHierarchyChanged(view, new_parent, old_parent,
                                       views.Pass());
   }
   void OnViewReordered(Id view_id,
                        Id relative_view_id,
                        OrderDirection direction) override {
@@ skipping 1120 matching lines @@
 // TODO(sky): need to better track changes to initial connection. For example,
 // that SetBounsdViews/AddView and the like don't result in messages to the
 // originating connection.
 
 // TODO(sky): make sure coverage of what was
 // ViewManagerTest.SecondEmbedRoot_InitService and
 // ViewManagerTest.MultipleEmbedRootsBeforeWTHReady gets added to window manager
 // tests.
 
 }  // namespace view_manager