Plumb ViewportMetrics change notifications around the world and back.

services/view_manager/test_change_tracker.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 "services/view_manager/test_change_tracker.h"
 
 #include "base/strings/string_util.h"
 #include "base/strings/stringprintf.h"
 #include "mojo/common/common_type_converters.h"
 #include "mojo/services/view_manager/public/cpp/util.h"
@@ skipping 31 matching lines @@
       return base::StringPrintf("OnEmbeddedAppDisconnected view=%s",
                                 ViewIdToString(change.view_id).c_str());
 
     case CHANGE_TYPE_NODE_BOUNDS_CHANGED:
       return base::StringPrintf(
           "BoundsChanged view=%s old_bounds=%s new_bounds=%s",
           ViewIdToString(change.view_id).c_str(),
           RectToString(change.bounds).c_str(),
           RectToString(change.bounds2).c_str());
 
+    case CHANGE_TYPE_NODE_VIEWPORT_METRICS_CHANGED:
+      // TODO(sky): Not implemented.
+      return "ViewportMetricsChanged";
+
     case CHANGE_TYPE_NODE_HIERARCHY_CHANGED:
       return base::StringPrintf(
           "HierarchyChanged view=%s new_parent=%s old_parent=%s",
           ViewIdToString(change.view_id).c_str(),
           ViewIdToString(change.view_id2).c_str(),
           ViewIdToString(change.view_id3).c_str());
 
     case CHANGE_TYPE_NODE_REORDERED:
       return base::StringPrintf("Reordered view=%s relative=%s direction=%s",
                                 ViewIdToString(change.view_id).c_str(),
@@ skipping 129 matching lines @@
   change.bounds.y = old_bounds->y;
   change.bounds.width = old_bounds->width;
   change.bounds.height = old_bounds->height;
   change.bounds2.x = new_bounds->x;
   change.bounds2.y = new_bounds->y;
   change.bounds2.width = new_bounds->width;
   change.bounds2.height = new_bounds->height;
   AddChange(change);
 }
 
+void TestChangeTracker::OnViewViewportMetricsChanged(
+    mojo::ViewportMetricsPtr old_metrics,
+    mojo::ViewportMetricsPtr new_metrics) {
+  Change change;
+  change.type = CHANGE_TYPE_NODE_VIEWPORT_METRICS_CHANGED;
+  // NOT IMPLEMENTED
+  AddChange(change);
+}
+
 void TestChangeTracker::OnViewHierarchyChanged(Id view_id,
                                                Id new_parent_id,
                                                Id old_parent_id,
                                                Array<ViewDataPtr> views) {
   Change change;
   change.type = CHANGE_TYPE_NODE_HIERARCHY_CHANGED;
   change.view_id = view_id;
   change.view_id2 = new_parent_id;
   change.view_id3 = old_parent_id;
   ViewDatasToTestViews(views, &change.views);
@@ skipping 81 matching lines @@
 
 std::string TestView::ToString2() const {
   return base::StringPrintf("view=%s parent=%s visible=%s drawn=%s",
                             ViewIdToString(view_id).c_str(),
                             ViewIdToString(parent_id).c_str(),
                             visible ? "true" : "false",
                             drawn ? "true" : "false");
 }
 
 }  // namespace view_manager