Allow EmbedRoot to be called multiple times.

mojo/services/view_manager/test_change_tracker.h

 // 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.
 
 #ifndef MOJO_SERVICES_VIEW_MANAGER_TEST_CHANGE_TRACKER_H_
 #define MOJO_SERVICES_VIEW_MANAGER_TEST_CHANGE_TRACKER_H_
 
 #include <string>
 #include <vector>
 
 #include "mojo/public/cpp/bindings/array.h"
 #include "mojo/services/public/cpp/view_manager/types.h"
 #include "mojo/services/public/interfaces/view_manager/view_manager.mojom.h"
 #include "ui/gfx/rect.h"
 
 namespace mojo {
 namespace view_manager {
 namespace service {
 
 enum ChangeType {
   CHANGE_TYPE_CONNECTION_ESTABLISHED,
   CHANGE_TYPE_ROOTS_ADDED,
   CHANGE_TYPE_NODE_BOUNDS_CHANGED,
   CHANGE_TYPE_NODE_HIERARCHY_CHANGED,
   CHANGE_TYPE_NODE_REORDERED,
   CHANGE_TYPE_NODE_DELETED,
   CHANGE_TYPE_VIEW_DELETED,
   CHANGE_TYPE_VIEW_REPLACED,
   CHANGE_TYPE_INPUT_EVENT,
+  CHANGE_TYPE_EMBED_ROOT

[sky, 2014/07/18 23:23:06]

nit: add a trailing ','.

 };
 
 // TODO(sky): consider nuking and converting directly to NodeData.
 struct TestNode {
   // Returns a string description of this.
   std::string ToString() const;
 
   Id parent_id;
   Id node_id;
   Id view_id;
@@ skipping 10 matching lines @@
   std::vector<TestNode> nodes;
   Id node_id;
   Id node_id2;
   Id node_id3;
   Id view_id;
   Id view_id2;
   gfx::Rect bounds;
   gfx::Rect bounds2;
   int32 event_action;
   String creator_url;
+  String embed_url;
   OrderDirection direction;
 };
 
 // Converts Changes to string descriptions.
 std::vector<std::string> ChangesToDescription1(
     const std::vector<Change>& changes);
 
 // Returns a string description of |changes[0].nodes|. Returns an empty string
 // if change.size() != 1.
 std::string ChangeNodeDescription(const std::vector<Change>& changes);
@@ skipping 34 matching lines @@
                               Id new_parent_id,
                               Id old_parent_id,
                               Array<NodeDataPtr> nodes);
   void OnNodeReordered(Id node_id,
                        Id relative_node_id,
                        OrderDirection direction);
   void OnNodeDeleted(Id node_id);
   void OnViewDeleted(Id view_id);
   void OnNodeViewReplaced(Id node_id, Id new_view_id, Id old_view_id);
   void OnViewInputEvent(Id view_id, EventPtr event);
+  void OnEmbedRoot(const String& url);
 
  private:
   void AddChange(const Change& change);
 
   Delegate* delegate_;
   std::vector<Change> changes_;
 
   DISALLOW_COPY_AND_ASSIGN(TestChangeTracker);
 };
 
 }  // namespace service
 }  // namespace view_manager
 }  // namespace mojo
 
 #endif  // MOJO_SERVICES_VIEW_MANAGER_TEST_CHANGE_TRACKER_H_